979480809 has 16 divisors (see below), whose sum is σ = 1451605440. Its totient is φ = 652752000.

The previous prime is 979480807. The next prime is 979480811. The reversal of 979480809 is 908084979.

979480809 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (979480807) and next prime (979480811).

It is not a de Polignac number, because 979480809 - 2¹ = 979480807 is a prime.

It is not an unprimeable number, because it can be changed into a prime (979480807) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103494 + ... + 112560.

It is an arithmetic number, because the mean of its divisors is an integer number (90725340).

Almost surely, 2^979480809 is an apocalyptic number.

It is an amenable number.

979480809 is a deficient number, since it is larger than the sum of its proper divisors (472124631).

979480809 is a wasteful number, since it uses less digits than its factorization.

979480809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13077 (or 13071 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 54.

The square root of 979480809 is about 31296.6581123289. The cubic root of 979480809 is about 993.1129470562.

The spelling of 979480809 in words is "nine hundred seventy-nine million, four hundred eighty thousand, eight hundred nine".