116165515 has 4 divisors (see below), whose sum is σ = 139398624. Its totient is φ = 92932408.

The previous prime is 116165501. The next prime is 116165519. The reversal of 116165515 is 515561611.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 116165515 - 2¹⁵ = 116132747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116165519) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11616547 + ... + 11616556.

It is an arithmetic number, because the mean of its divisors is an integer number (34849656).

Almost surely, 2^116165515 is an apocalyptic number.

116165515 is a deficient number, since it is larger than the sum of its proper divisors (23233109).

116165515 is an equidigital number, since it uses as much as digits as its factorization.

116165515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23233108.

The product of its digits is 4500, while the sum is 31.

The square root of 116165515 is about 10778.0107162686. The cubic root of 116165515 is about 487.9317446305.

The spelling of 116165515 in words is "one hundred sixteen million, one hundred sixty-five thousand, five hundred fifteen".