514691906731 has 2 divisors, whose sum is σ = 514691906732. Its totient is φ = 514691906730.

The previous prime is 514691906693. The next prime is 514691906753. The reversal of 514691906731 is 137609196415.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 514691906731 - 2¹⁵ = 514691873963 is a prime.

It is a super-2 number, since 2×514691906731² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (514691906831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 257345953365 + 257345953366.

It is an arithmetic number, because the mean of its divisors is an integer number (257345953366).

Almost surely, 2^514691906731 is an apocalyptic number.

514691906731 is a deficient number, since it is larger than the sum of its proper divisors (1).

514691906731 is an equidigital number, since it uses as much as digits as its factorization.

514691906731 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1224720, while the sum is 52.

The spelling of 514691906731 in words is "five hundred fourteen billion, six hundred ninety-one million, nine hundred six thousand, seven hundred thirty-one".