516146977 has 2 divisors, whose sum is σ = 516146978. Its totient is φ = 516146976.

The previous prime is 516146971. The next prime is 516146999. The reversal of 516146977 is 779641615.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 516016656 + 130321 = 22716^2 + 361^2 .

It is a cyclic number.

It is not a de Polignac number, because 516146977 - 2⁷ = 516146849 is a prime.

It is not a weakly prime, because it can be changed into another prime (516146971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 258073488 + 258073489.

It is an arithmetic number, because the mean of its divisors is an integer number (258073489).

Almost surely, 2^516146977 is an apocalyptic number.

It is an amenable number.

516146977 is a deficient number, since it is larger than the sum of its proper divisors (1).

516146977 is an equidigital number, since it uses as much as digits as its factorization.

516146977 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 317520, while the sum is 46.

The square root of 516146977 is about 22718.8683036810. The cubic root of 516146977 is about 802.1540785803.

The spelling of 516146977 in words is "five hundred sixteen million, one hundred forty-six thousand, nine hundred seventy-seven".