979137652 has 12 divisors (see below), whose sum is σ = 1749948480. Its totient is φ = 479152376.

The previous prime is 979137631. The next prime is 979137671. The reversal of 979137652 is 256731979.

It is a junction number, because it is equal to n+sod(n) for n = 979137596 and 979137605.

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, 2603902 + ... + 2604277.

It is an arithmetic number, because the mean of its divisors is an integer number (145829040).

Almost surely, 2^979137652 is an apocalyptic number.

It is an amenable number.

979137652 is a deficient number, since it is larger than the sum of its proper divisors (770810828).

979137652 is a wasteful number, since it uses less digits than its factorization.

979137652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5208230 (or 5208228 counting only the distinct ones).

The product of its digits is 714420, while the sum is 49.

The square root of 979137652 is about 31291.1753055075. The cubic root of 979137652 is about 992.9969558553.

The spelling of 979137652 in words is "nine hundred seventy-nine million, one hundred thirty-seven thousand, six hundred fifty-two".