115617 has 8 divisors (see below), whose sum is σ = 163296. Its totient is φ = 72512.

The previous prime is 115613. The next prime is 115631. The reversal of 115617 is 716511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 115617 - 2² = 115613 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 115593 and 115602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115613) 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, 1083 + ... + 1184.

It is an arithmetic number, because the mean of its divisors is an integer number (20412).

2¹¹⁵⁶¹⁷ is an apocalyptic number.

115617 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

115617 is a deficient number, since it is larger than the sum of its proper divisors (47679).

115617 is a wasteful number, since it uses less digits than its factorization.

115617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2287.

The product of its digits is 210, while the sum is 21.

The square root of 115617 is about 340.0249990809. The cubic root of 115617 is about 48.7162554115.

The spelling of 115617 in words is "one hundred fifteen thousand, six hundred seventeen".