1245152104245 has 48 divisors (see below), whose sum is σ = 2485416016512. Its totient is φ = 564867239040.

The previous prime is 1245152104177. The next prime is 1245152104247. The reversal of 1245152104245 is 5424012515421.

1245152104245 is a `hidden beast` number, since 1 + 2 + 4 + 5 + 15 + 210 + 424 + 5 = 666.

It is not a de Polignac number, because 1245152104245 - 2⁸ = 1245152103989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1245152104247) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15046002 + ... + 15128531.

It is an arithmetic number, because the mean of its divisors is an integer number (51779500344).

Almost surely, 2^{1245152104245} is an apocalyptic number.

1245152104245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1245152104245 is a deficient number, since it is larger than the sum of its proper divisors (1240263912267).

1245152104245 is a wasteful number, since it uses less digits than its factorization.

1245152104245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30174682 (or 30174679 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 36.

Adding to 1245152104245 its reverse (5424012515421), we get a palindrome (6669164619666).

The spelling of 1245152104245 in words is "one trillion, two hundred forty-five billion, one hundred fifty-two million, one hundred four thousand, two hundred forty-five".