115913272 has 16 divisors (see below), whose sum is σ = 218370600. Its totient is φ = 57681120.

The previous prime is 115913263. The next prime is 115913299. The reversal of 115913272 is 272319511.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 32647 + ... + 36022.

Almost surely, 2^115913272 is an apocalyptic number.

It is an amenable number.

115913272 is a deficient number, since it is larger than the sum of its proper divisors (102457328).

115913272 is a wasteful number, since it uses less digits than its factorization.

115913272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68886 (or 68882 counting only the distinct ones).

The product of its digits is 3780, while the sum is 31.

The square root of 115913272 is about 10766.3026151042. The cubic root of 115913272 is about 487.5783220205.

The spelling of 115913272 in words is "one hundred fifteen million, nine hundred thirteen thousand, two hundred seventy-two".