115929120 has 96 divisors (see below), whose sum is σ = 386684928. Its totient is φ = 29093888.

The previous prime is 115929091. The next prime is 115929133. The reversal of 115929120 is 21929511.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1057 + ... + 15263.

It is an arithmetic number, because the mean of its divisors is an integer number (4027968).

Almost surely, 2^115929120 is an apocalyptic number.

115929120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 115929120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (193342464).

115929120 is an abundant number, since it is smaller than the sum of its proper divisors (270755808).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

115929120 is a wasteful number, since it uses less digits than its factorization.

115929120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14242 (or 14234 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 30.

The square root of 115929120 is about 10767.0385900674. The cubic root of 115929120 is about 487.6005420504.

The spelling of 115929120 in words is "one hundred fifteen million, nine hundred twenty-nine thousand, one hundred twenty".