1146520 has 16 divisors (see below), whose sum is σ = 2579760. Its totient is φ = 458592.

The previous prime is 1146511. The next prime is 1146521. The reversal of 1146520 is 256411.

It is a super-2 number, since 2×1146520² = 2629016220800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1146521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14292 + ... + 14371.

It is an arithmetic number, because the mean of its divisors is an integer number (161235).

2^1146520 is an apocalyptic number.

1146520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1146520 is an abundant number, since it is smaller than the sum of its proper divisors (1433240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1146520 is a wasteful number, since it uses less digits than its factorization.

1146520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28674 (or 28670 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 1146520 is about 1070.7567417486. The cubic root of 1146520 is about 104.6631685489.

The spelling of 1146520 in words is "one million, one hundred forty-six thousand, five hundred twenty".