115120312 has 16 divisors (see below), whose sum is σ = 216000360. Its totient is φ = 57520224.

The previous prime is 115120309. The next prime is 115120321. The reversal of 115120312 is 213021511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9858 + ... + 18094.

Almost surely, 2^115120312 is an apocalyptic number.

It is an amenable number.

115120312 is a deficient number, since it is larger than the sum of its proper divisors (100880048).

115120312 is a wasteful number, since it uses less digits than its factorization.

115120312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9990 (or 9986 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 115120312 is about 10729.4134042826. The cubic root of 115120312 is about 486.4639396662.

Adding to 115120312 its reverse (213021511), we get a palindrome (328141823).

The spelling of 115120312 in words is "one hundred fifteen million, one hundred twenty thousand, three hundred twelve".