113715139 has 2 divisors, whose sum is σ = 113715140. Its totient is φ = 113715138.

The previous prime is 113715089. The next prime is 113715169. The reversal of 113715139 is 931517311.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 113715139 - 2⁷ = 113715011 is a prime.

It is a super-2 number, since 2×113715139² = 25862265675578642, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 113715139.

It is not a weakly prime, because it can be changed into another prime (113715169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56857569 + 56857570.

It is an arithmetic number, because the mean of its divisors is an integer number (56857570).

Almost surely, 2^113715139 is an apocalyptic number.

113715139 is a deficient number, since it is larger than the sum of its proper divisors (1).

113715139 is an equidigital number, since it uses as much as digits as its factorization.

113715139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2835, while the sum is 31.

The square root of 113715139 is about 10663.7300697270. The cubic root of 113715139 is about 484.4765514944.

The spelling of 113715139 in words is "one hundred thirteen million, seven hundred fifteen thousand, one hundred thirty-nine".