115656272 has 10 divisors (see below), whose sum is σ = 224084058. Its totient is φ = 57828128.

The previous prime is 115656251. The next prime is 115656293. The reversal of 115656272 is 272656511.

It is an interprime number because it is at equal distance from previous prime (115656251) and next prime (115656293).

It can be written as a sum of positive squares in only one way, i.e., 111429136 + 4227136 = 10556^2 + 2056^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3614243 + ... + 3614274.

Almost surely, 2^115656272 is an apocalyptic number.

It is an amenable number.

115656272 is a deficient number, since it is larger than the sum of its proper divisors (108427786).

115656272 is an equidigital number, since it uses as much as digits as its factorization.

115656272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7228525 (or 7228519 counting only the distinct ones).

The product of its digits is 25200, while the sum is 35.

The square root of 115656272 is about 10754.3606039597. The cubic root of 115656272 is about 487.2177065635.

The spelling of 115656272 in words is "one hundred fifteen million, six hundred fifty-six thousand, two hundred seventy-two".