885163231 has 2 divisors, whose sum is σ = 885163232. Its totient is φ = 885163230.

The previous prime is 885163193. The next prime is 885163249. The reversal of 885163231 is 132361588.

885163231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-885163231 is a prime.

It is a super-2 number, since 2×885163231² = 1567027891028718722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (885163261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 442581615 + 442581616.

It is an arithmetic number, because the mean of its divisors is an integer number (442581616).

Almost surely, 2^885163231 is an apocalyptic number.

885163231 is a deficient number, since it is larger than the sum of its proper divisors (1).

885163231 is an equidigital number, since it uses as much as digits as its factorization.

885163231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34560, while the sum is 37.

The square root of 885163231 is about 29751.6929098161. The cubic root of 885163231 is about 960.1545002350.

The spelling of 885163231 in words is "eight hundred eighty-five million, one hundred sixty-three thousand, two hundred thirty-one".