115659 has 12 divisors (see below), whose sum is σ = 170352. Its totient is φ = 75600.

The previous prime is 115657. The next prime is 115663. The reversal of 115659 is 956511.

115659 is a `hidden beast` number, since 1 + 1 + 5 + 659 = 666.

It is not a de Polignac number, because 115659 - 2¹ = 115657 is a prime.

It is not an unprimeable number, because it can be changed into a prime (115657) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 549 + ... + 729.

It is an arithmetic number, because the mean of its divisors is an integer number (14196).

2¹¹⁵⁶⁵⁹ is an apocalyptic number.

115659 is a deficient number, since it is larger than the sum of its proper divisors (54693).

115659 is a wasteful number, since it uses less digits than its factorization.

115659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258 (or 255 counting only the distinct ones).

The product of its digits is 1350, while the sum is 27.

The square root of 115659 is about 340.0867536380. The cubic root of 115659 is about 48.7221537223.

The spelling of 115659 in words is "one hundred fifteen thousand, six hundred fifty-nine".