517365053 has 2 divisors, whose sum is σ = 517365054. Its totient is φ = 517365052.

The previous prime is 517365047. The next prime is 517365061. The reversal of 517365053 is 350563715.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 454670329 + 62694724 = 21323^2 + 7918^2 .

It is a cyclic number.

It is not a de Polignac number, because 517365053 - 2¹⁴ = 517348669 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (517365253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 258682526 + 258682527.

It is an arithmetic number, because the mean of its divisors is an integer number (258682527).

Almost surely, 2^517365053 is an apocalyptic number.

It is an amenable number.

517365053 is a deficient number, since it is larger than the sum of its proper divisors (1).

517365053 is an equidigital number, since it uses as much as digits as its factorization.

517365053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 47250, while the sum is 35.

The square root of 517365053 is about 22745.6600915427. The cubic root of 517365053 is about 802.7845947321.

The spelling of 517365053 in words is "five hundred seventeen million, three hundred sixty-five thousand, fifty-three".