115172116 has 12 divisors (see below), whose sum is σ = 206467380. Its totient is φ = 56181440.

The previous prime is 115172107. The next prime is 115172117. The reversal of 115172116 is 611271511.

It can be written as a sum of positive squares in 2 ways, for example, as 69555600 + 45616516 = 8340^2 + 6754^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115172117) 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, 350971 + ... + 351298.

It is an arithmetic number, because the mean of its divisors is an integer number (17205615).

Almost surely, 2^115172116 is an apocalyptic number.

It is an amenable number.

115172116 is a deficient number, since it is larger than the sum of its proper divisors (91295264).

115172116 is a wasteful number, since it uses less digits than its factorization.

115172116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 702314 (or 702312 counting only the distinct ones).

The product of its digits is 420, while the sum is 25.

The square root of 115172116 is about 10731.8272442301. The cubic root of 115172116 is about 486.5368981168.

The spelling of 115172116 in words is "one hundred fifteen million, one hundred seventy-two thousand, one hundred sixteen".