113959923 has 16 divisors (see below), whose sum is σ = 189440256. Its totient is φ = 59199840.

The previous prime is 113959919. The next prime is 113959931. The reversal of 113959923 is 329959311.

It is not a de Polignac number, because 113959923 - 2² = 113959919 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113959903) 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 15 ways as a sum of consecutive naturals, for example, 246436 + ... + 246897.

It is an arithmetic number, because the mean of its divisors is an integer number (11840016).

Almost surely, 2^113959923 is an apocalyptic number.

113959923 is a deficient number, since it is larger than the sum of its proper divisors (75480333).

113959923 is a wasteful number, since it uses less digits than its factorization.

113959923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493354.

The product of its digits is 65610, while the sum is 42.

The square root of 113959923 is about 10675.2013095773. The cubic root of 113959923 is about 484.8239315553.

The spelling of 113959923 in words is "one hundred thirteen million, nine hundred fifty-nine thousand, nine hundred twenty-three".