860679871 has 4 divisors (see below), whose sum is σ = 871049592. Its totient is φ = 850310152.

The previous prime is 860679863. The next prime is 860679881. The reversal of 860679871 is 178976068.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 860679871 - 2³ = 860679863 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (860679811) 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, 5184736 + ... + 5184901.

It is an arithmetic number, because the mean of its divisors is an integer number (217762398).

Almost surely, 2^860679871 is an apocalyptic number.

860679871 is a deficient number, since it is larger than the sum of its proper divisors (10369721).

860679871 is a wasteful number, since it uses less digits than its factorization.

860679871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10369720.

The product of its (nonzero) digits is 1016064, while the sum is 52.

The square root of 860679871 is about 29337.3460115260. The cubic root of 860679871 is about 951.2190706219.

The spelling of 860679871 in words is "eight hundred sixty million, six hundred seventy-nine thousand, eight hundred seventy-one".