115057730 has 64 divisors (see below), whose sum is σ = 230480640. Its totient is φ = 41158656.

The previous prime is 115057721. The next prime is 115057741. The reversal of 115057730 is 37750511.

It is a junction number, because it is equal to n+sod(n) for n = 115057693 and 115057702.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 493694 + ... + 493926.

It is an arithmetic number, because the mean of its divisors is an integer number (3601260).

Almost surely, 2^115057730 is an apocalyptic number.

115057730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

115057730 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

115057730 is a wasteful number, since it uses less digits than its factorization.

115057730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395.

The product of its (nonzero) digits is 3675, while the sum is 29.

The square root of 115057730 is about 10726.4966321721. The cubic root of 115057730 is about 486.3757727619.

The spelling of 115057730 in words is "one hundred fifteen million, fifty-seven thousand, seven hundred thirty".