115929 has 12 divisors (see below), whose sum is σ = 182832. Its totient is φ = 70200.

The previous prime is 115903. The next prime is 115931. The reversal of 115929 is 929511.

It is a happy number.

It is not a de Polignac number, because 115929 - 2¹² = 111833 is a prime.

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 115929.

It is not an unprimeable number, because it can be changed into a prime (115979) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 487 + ... + 684.

It is an arithmetic number, because the mean of its divisors is an integer number (15236).

2¹¹⁵⁹²⁹ is an apocalyptic number.

It is an amenable number.

115929 is a deficient number, since it is larger than the sum of its proper divisors (66903).

115929 is a wasteful number, since it uses less digits than its factorization.

115929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1188 (or 1185 counting only the distinct ones).

The product of its digits is 810, while the sum is 27.

The square root of 115929 is about 340.4834797755. The cubic root of 115929 is about 48.7600373809.

The spelling of 115929 in words is "one hundred fifteen thousand, nine hundred twenty-nine".