516501053 has 2 divisors, whose sum is σ = 516501054. Its totient is φ = 516501052.

The previous prime is 516501047. The next prime is 516501077. The reversal of 516501053 is 350105615.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 343657444 + 172843609 = 18538^2 + 13147^2 .

It is a cyclic number.

It is not a de Polignac number, because 516501053 - 2¹² = 516496957 is a prime.

It is a Sophie Germain 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 (516501653) 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, 258250526 + 258250527.

It is an arithmetic number, because the mean of its divisors is an integer number (258250527).

Almost surely, 2^516501053 is an apocalyptic number.

It is an amenable number.

516501053 is a deficient number, since it is larger than the sum of its proper divisors (1).

516501053 is an equidigital number, since it uses as much as digits as its factorization.

516501053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2250, while the sum is 26.

The square root of 516501053 is about 22726.6595213639. The cubic root of 516501053 is about 802.3374621243.

Adding to 516501053 its reverse (350105615), we get a palindrome (866606668).

The spelling of 516501053 in words is "five hundred sixteen million, five hundred one thousand, fifty-three".