116161137 has 6 divisors (see below), whose sum is σ = 167788322. Its totient is φ = 77440752.

The previous prime is 116161127. The next prime is 116161139. The reversal of 116161137 is 731161611.

116161137 is a `hidden beast` number, since 1 + 1 + 616 + 11 + 37 = 666.

It can be written as a sum of positive squares in only one way, i.e., 81162081 + 34999056 = 9009^2 + 5916^2 .

It is not a de Polignac number, because 116161137 - 2¹¹ = 116159089 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 116161137.

It is not an unprimeable number, because it can be changed into a prime (116161139) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6453388 + ... + 6453405.

Almost surely, 2^116161137 is an apocalyptic number.

It is an amenable number.

116161137 is a deficient number, since it is larger than the sum of its proper divisors (51627185).

116161137 is a wasteful number, since it uses less digits than its factorization.

116161137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12906799 (or 12906796 counting only the distinct ones).

The product of its digits is 756, while the sum is 27.

The square root of 116161137 is about 10777.8076156517. The cubic root of 116161137 is about 487.9256148939.

The spelling of 116161137 in words is "one hundred sixteen million, one hundred sixty-one thousand, one hundred thirty-seven".