113277631 has 2 divisors, whose sum is σ = 113277632. Its totient is φ = 113277630.

The previous prime is 113277623. The next prime is 113277679. The reversal of 113277631 is 136772311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 113277631 - 2³ = 113277623 is a prime.

It is a super-2 number, since 2×113277631² = 25663643369944322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 113277593 and 113277602.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113277611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56638815 + 56638816.

It is an arithmetic number, because the mean of its divisors is an integer number (56638816).

Almost surely, 2^113277631 is an apocalyptic number.

113277631 is a deficient number, since it is larger than the sum of its proper divisors (1).

113277631 is an equidigital number, since it uses as much as digits as its factorization.

113277631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5292, while the sum is 31.

The square root of 113277631 is about 10643.1964653482. The cubic root of 113277631 is about 483.8544273974.

The spelling of 113277631 in words is "one hundred thirteen million, two hundred seventy-seven thousand, six hundred thirty-one".