116153185 has 4 divisors (see below), whose sum is σ = 139383828. Its totient is φ = 92922544.

The previous prime is 116153173. The next prime is 116153201. The reversal of 116153185 is 581351611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 581351611 = 23 ⋅25276157.

It can be written as a sum of positive squares in 2 ways, for example, as 15492096 + 100661089 = 3936^2 + 10033^2 .

It is a cyclic number.

It is not a de Polignac number, because 116153185 - 2²³ = 107764577 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11615314 + ... + 11615323.

It is an arithmetic number, because the mean of its divisors is an integer number (34845957).

Almost surely, 2^116153185 is an apocalyptic number.

It is an amenable number.

116153185 is a deficient number, since it is larger than the sum of its proper divisors (23230643).

116153185 is an equidigital number, since it uses as much as digits as its factorization.

116153185 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23230642.

The product of its digits is 3600, while the sum is 31.

The square root of 116153185 is about 10777.4387031428. The cubic root of 116153185 is about 487.9144807254.

The spelling of 116153185 in words is "one hundred sixteen million, one hundred fifty-three thousand, one hundred eighty-five".