113656687 has 2 divisors, whose sum is σ = 113656688. Its totient is φ = 113656686.

The previous prime is 113656681. The next prime is 113656703. The reversal of 113656687 is 786656311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 113656687 - 2⁷ = 113656559 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113656681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56828343 + 56828344.

It is an arithmetic number, because the mean of its divisors is an integer number (56828344).

Almost surely, 2^113656687 is an apocalyptic number.

113656687 is a deficient number, since it is larger than the sum of its proper divisors (1).

113656687 is an equidigital number, since it uses as much as digits as its factorization.

113656687 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440, while the sum is 43.

The square root of 113656687 is about 10660.9890254141. The cubic root of 113656687 is about 484.3935268502.

The spelling of 113656687 in words is "one hundred thirteen million, six hundred fifty-six thousand, six hundred eighty-seven".