56112687 has 6 divisors (see below), whose sum is σ = 81051672. Its totient is φ = 37408452.

The previous prime is 56112677. The next prime is 56112739. The reversal of 56112687 is 78621165.

56112687 is a `hidden beast` number, since 561 + 12 + 6 + 87 = 666.

It is not a de Polignac number, because 56112687 - 2⁸ = 56112431 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56112607) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3117363 + ... + 3117380.

It is an arithmetic number, because the mean of its divisors is an integer number (13508612).

Almost surely, 2^56112687 is an apocalyptic number.

56112687 is a deficient number, since it is larger than the sum of its proper divisors (24938985).

56112687 is a wasteful number, since it uses less digits than its factorization.

56112687 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6234749 (or 6234746 counting only the distinct ones).

The product of its digits is 20160, while the sum is 36.

The square root of 56112687 is about 7490.8402065456. The cubic root of 56112687 is about 382.8426866114.

The spelling of 56112687 in words is "fifty-six million, one hundred twelve thousand, six hundred eighty-seven".