116552161 has 6 divisors (see below), whose sum is σ = 128111186. Its totient is φ = 105956400.

The previous prime is 116552113. The next prime is 116552171. The reversal of 116552161 is 161255611.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 69889600 + 46662561 = 8360^2 + 6831^2 .

It is not a de Polignac number, because 116552161 - 2²¹ = 114455009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116552171) 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, 481500 + ... + 481741.

Almost surely, 2^116552161 is an apocalyptic number.

116552161 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

116552161 is a deficient number, since it is larger than the sum of its proper divisors (11559025).

116552161 is an equidigital number, since it uses as much as digits as its factorization.

116552161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 963263 (or 963252 counting only the distinct ones).

The product of its digits is 1800, while the sum is 28.

The square root of 116552161 is about 10795.9326137208. The cubic root of 116552161 is about 488.4724901195.

The spelling of 116552161 in words is "one hundred sixteen million, five hundred fifty-two thousand, one hundred sixty-one".