516702317 has 2 divisors, whose sum is σ = 516702318. Its totient is φ = 516702316.

The previous prime is 516702259. The next prime is 516702323. The reversal of 516702317 is 713207615.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 450670441 + 66031876 = 21229^2 + 8126^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-516702317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (516702917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 258351158 + 258351159.

It is an arithmetic number, because the mean of its divisors is an integer number (258351159).

Almost surely, 2^516702317 is an apocalyptic number.

It is an amenable number.

516702317 is a deficient number, since it is larger than the sum of its proper divisors (1).

516702317 is an equidigital number, since it uses as much as digits as its factorization.

516702317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8820, while the sum is 32.

The square root of 516702317 is about 22731.0870175625. The cubic root of 516702317 is about 802.4416637039.

The spelling of 516702317 in words is "five hundred sixteen million, seven hundred two thousand, three hundred seventeen".