115897312 has 24 divisors (see below), whose sum is σ = 228487392. Its totient is φ = 57868800.

The previous prime is 115897307. The next prime is 115897319. The reversal of 115897312 is 213798511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115897319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26137 + ... + 30247.

It is an arithmetic number, because the mean of its divisors is an integer number (9520308).

Almost surely, 2^115897312 is an apocalyptic number.

It is an amenable number.

115897312 is a deficient number, since it is larger than the sum of its proper divisors (112590080).

115897312 is an equidigital number, since it uses as much as digits as its factorization.

115897312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5002 (or 4994 counting only the distinct ones).

The product of its digits is 15120, while the sum is 37.

The square root of 115897312 is about 10765.5613880559. The cubic root of 115897312 is about 487.5559429116. Note that the first 3 decimals are identical.

The spelling of 115897312 in words is "one hundred fifteen million, eight hundred ninety-seven thousand, three hundred twelve".