113656031 has 2 divisors, whose sum is σ = 113656032. Its totient is φ = 113656030.

The previous prime is 113656001. The next prime is 113656051. The reversal of 113656031 is 130656311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 113656031 - 2²² = 109461727 is a prime.

It is a super-3 number, since 3×113656031³ (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113656001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56828015 + 56828016.

It is an arithmetic number, because the mean of its divisors is an integer number (56828016).

Almost surely, 2^113656031 is an apocalyptic number.

113656031 is a deficient number, since it is larger than the sum of its proper divisors (1).

113656031 is an equidigital number, since it uses as much as digits as its factorization.

113656031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 113656031 is about 10660.9582589934. The cubic root of 113656031 is about 484.3925949127.

The spelling of 113656031 in words is "one hundred thirteen million, six hundred fifty-six thousand, thirty-one".