115072516 has 24 divisors (see below), whose sum is σ = 222732440. Its totient is φ = 51674112.

The previous prime is 115072511. The next prime is 115072537. The reversal of 115072516 is 615270511.

It can be written as a sum of positive squares in 4 ways, for example, as 39312900 + 75759616 = 6270^2 + 8704^2 .

It is not an unprimeable number, because it can be changed into a prime (115072511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27981 + ... + 31828.

Almost surely, 2^115072516 is an apocalyptic number.

It is an amenable number.

115072516 is a deficient number, since it is larger than the sum of its proper divisors (107659924).

115072516 is a wasteful number, since it uses less digits than its factorization.

115072516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59863 (or 59861 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 28.

The square root of 115072516 is about 10727.1858378607. The cubic root of 115072516 is about 486.3966064893.

The spelling of 115072516 in words is "one hundred fifteen million, seventy-two thousand, five hundred sixteen".