1455885045 has 12 divisors (see below), whose sum is σ = 2523534156. Its totient is φ = 776472000.

The previous prime is 1455884977. The next prime is 1455885061. The reversal of 1455885045 is 5405885541.

1455885045 is a `hidden beast` number, since 1 + 4 + 558 + 8 + 50 + 45 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1100713329 + 355171716 = 33177^2 + 18846^2 .

It is not a de Polignac number, because 1455885045 - 2⁹ = 1455884533 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 32353001 = 1455885045 / (1 + 4 + 5 + 5 + 8 + 8 + 5 + 0 + 4 + 5).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16176456 + ... + 16176545.

It is an arithmetic number, because the mean of its divisors is an integer number (210294513).

Almost surely, 2^1455885045 is an apocalyptic number.

1455885045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1455885045 is a deficient number, since it is larger than the sum of its proper divisors (1067649111).

1455885045 is a wasteful number, since it uses less digits than its factorization.

1455885045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32353012 (or 32353009 counting only the distinct ones).

The product of its (nonzero) digits is 640000, while the sum is 45.

The square root of 1455885045 is about 38156.0617071521. The cubic root of 1455885045 is about 1133.3803922693.

The spelling of 1455885045 in words is "one billion, four hundred fifty-five million, eight hundred eighty-five thousand, forty-five".