871875112 has 8 divisors (see below), whose sum is σ = 1634765850. Its totient is φ = 435937552.

The previous prime is 871875089. The next prime is 871875113. The reversal of 871875112 is 211578178.

It can be written as a sum of positive squares in only one way, i.e., 466819236 + 405055876 = 21606^2 + 20126^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (871875113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54492187 + ... + 54492202.

Almost surely, 2^871875112 is an apocalyptic number.

It is an amenable number.

871875112 is a deficient number, since it is larger than the sum of its proper divisors (762890738).

871875112 is a wasteful number, since it uses less digits than its factorization.

871875112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108984395 (or 108984391 counting only the distinct ones).

The product of its digits is 31360, while the sum is 40.

The square root of 871875112 is about 29527.5314240795. The cubic root of 871875112 is about 955.3256245482.

The spelling of 871875112 in words is "eight hundred seventy-one million, eight hundred seventy-five thousand, one hundred twelve".