879134787 has 12 divisors (see below), whose sum is σ = 1344559320. Its totient is φ = 551613888.

The previous prime is 879134783. The next prime is 879134873. The reversal of 879134787 is 787431978.

879134787 is a `hidden beast` number, since 87 + 91 + 3 + 478 + 7 = 666.

It is not a de Polignac number, because 879134787 - 2² = 879134783 is a prime.

It is not an unprimeable number, because it can be changed into a prime (879134783) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2872837 + ... + 2873142.

It is an arithmetic number, because the mean of its divisors is an integer number (112046610).

Almost surely, 2^879134787 is an apocalyptic number.

879134787 is a deficient number, since it is larger than the sum of its proper divisors (465424533).

879134787 is a wasteful number, since it uses less digits than its factorization.

879134787 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5746002 (or 5745999 counting only the distinct ones).

The product of its digits is 2370816, while the sum is 54.

The square root of 879134787 is about 29650.2071999506. The cubic root of 879134787 is about 957.9698079173.

The spelling of 879134787 in words is "eight hundred seventy-nine million, one hundred thirty-four thousand, seven hundred eighty-seven".