516232979 has 2 divisors, whose sum is σ = 516232980. Its totient is φ = 516232978.

The previous prime is 516232967. The next prime is 516233023. The reversal of 516232979 is 979232615.

It is an a-pointer prime, because the next prime (516233023) can be obtained adding 516232979 to its sum of digits (44).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 516232979 - 2⁴ = 516232963 is a prime.

It is not a weakly prime, because it can be changed into another prime (516232909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 258116489 + 258116490.

It is an arithmetic number, because the mean of its divisors is an integer number (258116490).

Almost surely, 2^516232979 is an apocalyptic number.

516232979 is a deficient number, since it is larger than the sum of its proper divisors (1).

516232979 is an equidigital number, since it uses as much as digits as its factorization.

516232979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 204120, while the sum is 44.

The square root of 516232979 is about 22720.7609687704. The cubic root of 516232979 is about 802.1986285676.

The spelling of 516232979 in words is "five hundred sixteen million, two hundred thirty-two thousand, nine hundred seventy-nine".