115717 has 8 divisors (see below), whose sum is σ = 134912. Its totient is φ = 97200.

The previous prime is 115693. The next prime is 115727. The reversal of 115717 is 717511.

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 115717 - 2⁷ = 115589 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115727) 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, 292 + ... + 562.

It is an arithmetic number, because the mean of its divisors is an integer number (16864).

2¹¹⁵⁷¹⁷ is an apocalyptic number.

It is an amenable number.

115717 is a deficient number, since it is larger than the sum of its proper divisors (19195).

115717 is an equidigital number, since it uses as much as digits as its factorization.

115717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339.

The product of its digits is 245, while the sum is 22.

The square root of 115717 is about 340.1720153099. The cubic root of 115717 is about 48.7302966617.

The spelling of 115717 in words is "one hundred fifteen thousand, seven hundred seventeen".