516097979 has 2 divisors, whose sum is σ = 516097980. Its totient is φ = 516097978.

The previous prime is 516097973. The next prime is 516097993. The reversal of 516097979 is 979790615.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 516097979 - 2⁴ = 516097963 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 516097979.

It is not a weakly prime, because it can be changed into another prime (516097973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 258048989 + 258048990.

It is an arithmetic number, because the mean of its divisors is an integer number (258048990).

Almost surely, 2^516097979 is an apocalyptic number.

516097979 is a deficient number, since it is larger than the sum of its proper divisors (1).

516097979 is an equidigital number, since it uses as much as digits as its factorization.

516097979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1071630, while the sum is 53.

The square root of 516097979 is about 22717.7899233178. The cubic root of 516097979 is about 802.1286948614.

The spelling of 516097979 in words is "five hundred sixteen million, ninety-seven thousand, nine hundred seventy-nine".