116165131 has 4 divisors (see below), whose sum is σ = 122998392. Its totient is φ = 109331872.

The previous prime is 116165129. The next prime is 116165191. The reversal of 116165131 is 131561611.

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 116165131 - 2¹ = 116165129 is a prime.

It is a super-2 number, since 2×116165131² = 26988675320494322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 116165096 and 116165105.

It is not an unprimeable number, because it can be changed into a prime (116165191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3416605 + ... + 3416638.

It is an arithmetic number, because the mean of its divisors is an integer number (30749598).

Almost surely, 2^116165131 is an apocalyptic number.

116165131 is a deficient number, since it is larger than the sum of its proper divisors (6833261).

116165131 is an equidigital number, since it uses as much as digits as its factorization.

116165131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6833260.

The product of its digits is 540, while the sum is 25.

The square root of 116165131 is about 10777.9929022059. The cubic root of 116165131 is about 487.9312069896.

The spelling of 116165131 in words is "one hundred sixteen million, one hundred sixty-five thousand, one hundred thirty-one".