861112168 has 32 divisors (see below), whose sum is σ = 1847246400. Its totient is φ = 368646912.

The previous prime is 861112159. The next prime is 861112177. The reversal of 861112168 is 861211168.

It is a happy number.

861112168 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 (861112159) and next prime (861112177).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46843 + ... + 62581.

It is an arithmetic number, because the mean of its divisors is an integer number (57726450).

Almost surely, 2^861112168 is an apocalyptic number.

It is an amenable number.

861112168 is an abundant number, since it is smaller than the sum of its proper divisors (986134232).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

861112168 is a wasteful number, since it uses less digits than its factorization.

861112168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16729 (or 16725 counting only the distinct ones).

The product of its digits is 4608, while the sum is 34.

The square root of 861112168 is about 29344.7127776027. The cubic root of 861112168 is about 951.3783014567.

The spelling of 861112168 in words is "eight hundred sixty-one million, one hundred twelve thousand, one hundred sixty-eight".