871139474 has 8 divisors (see below), whose sum is σ = 1375483440. Its totient is φ = 412644996.

The previous prime is 871139461. The next prime is 871139519. The reversal of 871139474 is 474931178.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11462324 + ... + 11462399.

It is an arithmetic number, because the mean of its divisors is an integer number (171935430).

Almost surely, 2^871139474 is an apocalyptic number.

871139474 is a deficient number, since it is larger than the sum of its proper divisors (504343966).

871139474 is a wasteful number, since it uses less digits than its factorization.

871139474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22924744.

The product of its digits is 169344, while the sum is 44.

The square root of 871139474 is about 29515.0719802612. The cubic root of 871139474 is about 955.0568660344.

The spelling of 871139474 in words is "eight hundred seventy-one million, one hundred thirty-nine thousand, four hundred seventy-four".