516000131 has 2 divisors, whose sum is σ = 516000132. Its totient is φ = 516000130.

The previous prime is 516000083. The next prime is 516000139. The reversal of 516000131 is 131000615.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 516000131 - 2¹⁸ = 515737987 is a prime.

It is a super-2 number, since 2×516000131² = 532512270384034322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (516000139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 258000065 + 258000066.

It is an arithmetic number, because the mean of its divisors is an integer number (258000066).

Almost surely, 2^516000131 is an apocalyptic number.

516000131 is a deficient number, since it is larger than the sum of its proper divisors (1).

516000131 is an equidigital number, since it uses as much as digits as its factorization.

516000131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90, while the sum is 17.

The square root of 516000131 is about 22715.6362666776. The cubic root of 516000131 is about 802.0779992878.

Adding to 516000131 its reverse (131000615), we get a palindrome (647000746).

The spelling of 516000131 in words is "five hundred sixteen million, one hundred thirty-one", and thus it is an aban number.