871315712 has 18 divisors (see below), whose sum is σ = 1739228358. Its totient is φ = 435657728.

The previous prime is 871315681. The next prime is 871315721. The reversal of 871315712 is 217513178.

It is a happy number.

871315712 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 774174976 + 97140736 = 27824^2 + 9856^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1701533 + ... + 1702044.

Almost surely, 2^871315712 is an apocalyptic number.

It is an amenable number.

871315712 is a deficient number, since it is larger than the sum of its proper divisors (867912646).

871315712 is an equidigital number, since it uses as much as digits as its factorization.

871315712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3403593 (or 3403579 counting only the distinct ones).

The product of its digits is 11760, while the sum is 35.

The square root of 871315712 is about 29518.0573886562. The cubic root of 871315712 is about 955.1212667294.

The spelling of 871315712 in words is "eight hundred seventy-one million, three hundred fifteen thousand, seven hundred twelve".