871345004 has 12 divisors (see below), whose sum is σ = 1525061328. Its totient is φ = 435613200.

The previous prime is 871345003. The next prime is 871345031. The reversal of 871345004 is 400543178.

It is not an unprimeable number, because it can be changed into a prime (871345001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45569 + ... + 61799.

It is an arithmetic number, because the mean of its divisors is an integer number (127088444).

Almost surely, 2^871345004 is an apocalyptic number.

It is an amenable number.

871345004 is a deficient number, since it is larger than the sum of its proper divisors (653716324).

871345004 is a wasteful number, since it uses less digits than its factorization.

871345004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29656 (or 29654 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 871345004 is about 29518.5535553489. The cubic root of 871345004 is about 955.1319697380.

The spelling of 871345004 in words is "eight hundred seventy-one million, three hundred forty-five thousand, four".