115642617 has 16 divisors (see below), whose sum is σ = 159505920. Its totient is φ = 74448000.

The previous prime is 115642601. The next prime is 115642663. The reversal of 115642617 is 716246511.

It is not a de Polignac number, because 115642617 - 2⁴ = 115642601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (115642717) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54859 + ... + 56927.

It is an arithmetic number, because the mean of its divisors is an integer number (9969120).

Almost surely, 2^115642617 is an apocalyptic number.

It is an amenable number.

115642617 is a deficient number, since it is larger than the sum of its proper divisors (43863303).

115642617 is a wasteful number, since it uses less digits than its factorization.

115642617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2704.

The product of its digits is 10080, while the sum is 33.

The square root of 115642617 is about 10753.7257264634. The cubic root of 115642617 is about 487.1985312967.

The spelling of 115642617 in words is "one hundred fifteen million, six hundred forty-two thousand, six hundred seventeen".