979980329 has 2 divisors, whose sum is σ = 979980330. Its totient is φ = 979980328.

The previous prime is 979980299. The next prime is 979980349. The reversal of 979980329 is 923089979.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 962674729 + 17305600 = 31027^2 + 4160^2 .

It is a cyclic number.

It is not a de Polignac number, because 979980329 - 2²⁰ = 978931753 is a prime.

It is a super-2 number, since 2×979980329² = 1920722890453896482, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (979980349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 489990164 + 489990165.

It is an arithmetic number, because the mean of its divisors is an integer number (489990165).

Almost surely, 2^979980329 is an apocalyptic number.

It is an amenable number.

979980329 is a deficient number, since it is larger than the sum of its proper divisors (1).

979980329 is an equidigital number, since it uses as much as digits as its factorization.

979980329 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2204496, while the sum is 56.

The square root of 979980329 is about 31304.6374998977. The cubic root of 979980329 is about 993.2817424246.

The spelling of 979980329 in words is "nine hundred seventy-nine million, nine hundred eighty thousand, three hundred twenty-nine".