871015252 has 12 divisors (see below), whose sum is σ = 1604501920. Its totient is φ = 412586136.

The previous prime is 871015241. The next prime is 871015273. The reversal of 871015252 is 252510178.

It is a congruent number.

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, 5730288 + ... + 5730439.

Almost surely, 2^871015252 is an apocalyptic number.

It is an amenable number.

871015252 is a deficient number, since it is larger than the sum of its proper divisors (733486668).

871015252 is a wasteful number, since it uses less digits than its factorization.

871015252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11460750 (or 11460748 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 31.

The square root of 871015252 is about 29512.9675227687. The cubic root of 871015252 is about 955.0114677497.

The spelling of 871015252 in words is "eight hundred seventy-one million, fifteen thousand, two hundred fifty-two".