113061631 has 2 divisors, whose sum is σ = 113061632. Its totient is φ = 113061630.

The previous prime is 113061601. The next prime is 113061643. The reversal of 113061631 is 136160311.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 113061631 - 2⁹ = 113061119 is a prime.

It is a super-2 number, since 2×113061631² = 25565864808760322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113061601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56530815 + 56530816.

It is an arithmetic number, because the mean of its divisors is an integer number (56530816).

Almost surely, 2^113061631 is an apocalyptic number.

113061631 is a deficient number, since it is larger than the sum of its proper divisors (1).

113061631 is an equidigital number, since it uses as much as digits as its factorization.

113061631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 113061631 is about 10633.0442959672. The cubic root of 113061631 is about 483.5466906897.

The spelling of 113061631 in words is "one hundred thirteen million, sixty-one thousand, six hundred thirty-one".