979775967 has 8 divisors (see below), whose sum is σ = 1331016624. Its totient is φ = 640859648.

The previous prime is 979775963. The next prime is 979775971. The reversal of 979775967 is 769577979.

It is an interprime number because it is at equal distance from previous prime (979775963) and next prime (979775971).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 979775967 - 2² = 979775963 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 979775898 and 979775907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (979775963) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3080898 + ... + 3081215.

It is an arithmetic number, because the mean of its divisors is an integer number (166377078).

Almost surely, 2^979775967 is an apocalyptic number.

979775967 is a deficient number, since it is larger than the sum of its proper divisors (351240657).

979775967 is a wasteful number, since it uses less digits than its factorization.

979775967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6162169.

The product of its digits is 52509870, while the sum is 66.

The square root of 979775967 is about 31301.3732446358. The cubic root of 979775967 is about 993.2126923463.

The spelling of 979775967 in words is "nine hundred seventy-nine million, seven hundred seventy-five thousand, nine hundred sixty-seven".