881165 has 16 divisors (see below), whose sum is σ = 1123200. Its totient is φ = 662592.

The previous prime is 881159. The next prime is 881171. The reversal of 881165 is 561188.

881165 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (881159) and next prime (881171).

It is not a de Polignac number, because 881165 - 2⁸ = 880909 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 881165.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8504 + ... + 8606.

It is an arithmetic number, because the mean of its divisors is an integer number (70200).

2⁸⁸¹¹⁶⁵ is an apocalyptic number.

It is an amenable number.

881165 is a deficient number, since it is larger than the sum of its proper divisors (242035).

881165 is a wasteful number, since it uses less digits than its factorization.

881165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196.

The product of its digits is 1920, while the sum is 29.

The square root of 881165 is about 938.7038936747. The cubic root of 881165 is about 95.8706664039.

The spelling of 881165 in words is "eight hundred eighty-one thousand, one hundred sixty-five".