116165 has 8 divisors (see below), whose sum is σ = 159360. Its totient is φ = 79632.

The previous prime is 116159. The next prime is 116167. The reversal of 116165 is 561611.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 116165 - 2⁶ = 116101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1625 + ... + 1694.

It is an arithmetic number, because the mean of its divisors is an integer number (19920).

2¹¹⁶¹⁶⁵ is an apocalyptic number.

It is an amenable number.

116165 is a deficient number, since it is larger than the sum of its proper divisors (43195).

116165 is an equidigital number, since it uses as much as digits as its factorization.

116165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3331.

The product of its digits is 180, while the sum is 20.

The square root of 116165 is about 340.8298695831. The cubic root of 116165 is about 48.7931023575.

Adding to 116165 its reverse (561611), we get a palindrome (677776).

The spelling of 116165 in words is "one hundred sixteen thousand, one hundred sixty-five".