116115009 has 16 divisors (see below), whose sum is σ = 158941440. Its totient is φ = 75374480.

The previous prime is 116115001. The next prime is 116115019. The reversal of 116115009 is 900511611.

It is a cyclic number.

It is not a de Polignac number, because 116115009 - 2³ = 116115001 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 116115009.

It is not an unprimeable number, because it can be changed into a prime (116115001) 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, 15874 + ... + 22004.

It is an arithmetic number, because the mean of its divisors is an integer number (9933840).

Almost surely, 2^116115009 is an apocalyptic number.

It is an amenable number.

116115009 is a deficient number, since it is larger than the sum of its proper divisors (42826431).

116115009 is a wasteful number, since it uses less digits than its factorization.

116115009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6300.

The product of its (nonzero) digits is 270, while the sum is 24.

The square root of 116115009 is about 10775.6674503253. The cubic root of 116115009 is about 487.8610206782.

The spelling of 116115009 in words is "one hundred sixteen million, one hundred fifteen thousand, nine".