113630731 has 2 divisors, whose sum is σ = 113630732. Its totient is φ = 113630730.

The previous prime is 113630719. The next prime is 113630749. The reversal of 113630731 is 137036311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 113630731 - 2¹⁵ = 113597963 is a prime.

It is a super-2 number, since 2×113630731² = 25823886055188722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 113630696 and 113630705.

It is not a weakly prime, because it can be changed into another prime (113630761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56815365 + 56815366.

It is an arithmetic number, because the mean of its divisors is an integer number (56815366).

Almost surely, 2^113630731 is an apocalyptic number.

113630731 is a deficient number, since it is larger than the sum of its proper divisors (1).

113630731 is an equidigital number, since it uses as much as digits as its factorization.

113630731 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1134, while the sum is 25.

The square root of 113630731 is about 10659.7716204429. The cubic root of 113630731 is about 484.3566500770.

The spelling of 113630731 in words is "one hundred thirteen million, six hundred thirty thousand, seven hundred thirty-one".