113772331 has 2 divisors, whose sum is σ = 113772332. Its totient is φ = 113772330.

The previous prime is 113772311. The next prime is 113772353. The reversal of 113772331 is 133277311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 113772331 - 2⁷ = 113772203 is a prime.

It is a super-2 number, since 2×113772331² = 25888286602347122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 113772331.

It is not a weakly prime, because it can be changed into another prime (113772301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56886165 + 56886166.

It is an arithmetic number, because the mean of its divisors is an integer number (56886166).

Almost surely, 2^113772331 is an apocalyptic number.

113772331 is a deficient number, since it is larger than the sum of its proper divisors (1).

113772331 is an equidigital number, since it uses as much as digits as its factorization.

113772331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2646, while the sum is 28.

The square root of 113772331 is about 10666.4113459026. The cubic root of 113772331 is about 484.5577589141.

The spelling of 113772331 in words is "one hundred thirteen million, seven hundred seventy-two thousand, three hundred thirty-one".