113835939 has 32 divisors (see below), whose sum is σ = 179189760. Its totient is φ = 62923392.

The previous prime is 113835923. The next prime is 113835959. The reversal of 113835939 is 939538311.

It is a happy number.

It is not a de Polignac number, because 113835939 - 2⁴ = 113835923 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 113835939.

It is not an unprimeable number, because it can be changed into a prime (113835959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 185397 + ... + 186009.

It is an arithmetic number, because the mean of its divisors is an integer number (5599680).

Almost surely, 2^113835939 is an apocalyptic number.

113835939 is a deficient number, since it is larger than the sum of its proper divisors (65353821).

113835939 is a wasteful number, since it uses less digits than its factorization.

113835939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 899.

The product of its digits is 87480, while the sum is 42.

The square root of 113835939 is about 10669.3926256371. The cubic root of 113835939 is about 484.6480445090.

The spelling of 113835939 in words is "one hundred thirteen million, eight hundred thirty-five thousand, nine hundred thirty-nine".