115516112 has 10 divisors (see below), whose sum is σ = 223812498. Its totient is φ = 57758048.

The previous prime is 115516111. The next prime is 115516123. The reversal of 115516112 is 211615511.

It can be written as a sum of positive squares in only one way, i.e., 106419856 + 9096256 = 10316^2 + 3016^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115516111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3609863 + ... + 3609894.

Almost surely, 2^115516112 is an apocalyptic number.

It is an amenable number.

115516112 is a deficient number, since it is larger than the sum of its proper divisors (108296386).

115516112 is an equidigital number, since it uses as much as digits as its factorization.

115516112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7219765 (or 7219759 counting only the distinct ones).

The product of its digits is 300, while the sum is 23.

The square root of 115516112 is about 10747.8422020422. The cubic root of 115516112 is about 487.0208126795.

The spelling of 115516112 in words is "one hundred fifteen million, five hundred sixteen thousand, one hundred twelve".