113377631 has 2 divisors, whose sum is σ = 113377632. Its totient is φ = 113377630.

The previous prime is 113377619. The next prime is 113377639. The reversal of 113377631 is 136773311.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113377631 is a prime.

It is a super-2 number, since 2×113377631² = 25708974422344322, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113377639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56688815 + 56688816.

It is an arithmetic number, because the mean of its divisors is an integer number (56688816).

Almost surely, 2^113377631 is an apocalyptic number.

113377631 is a deficient number, since it is larger than the sum of its proper divisors (1).

113377631 is an equidigital number, since it uses as much as digits as its factorization.

113377631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7938, while the sum is 32.

The square root of 113377631 is about 10647.8932658062. The cubic root of 113377631 is about 483.9967656251.

The spelling of 113377631 in words is "one hundred thirteen million, three hundred seventy-seven thousand, six hundred thirty-one".