510611320397 has 2 divisors, whose sum is σ = 510611320398. Its totient is φ = 510611320396.

The previous prime is 510611320339. The next prime is 510611320403. The reversal of 510611320397 is 793023116015.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 509987369956 + 623950441 = 714134^2 + 24979^2 .

It is a cyclic number.

It is not a de Polignac number, because 510611320397 - 2³⁶ = 441891843661 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 510611320397.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (510611325397) 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, 255305660198 + 255305660199.

It is an arithmetic number, because the mean of its divisors is an integer number (255305660199).

Almost surely, 2^510611320397 is an apocalyptic number.

It is an amenable number.

510611320397 is a deficient number, since it is larger than the sum of its proper divisors (1).

510611320397 is an equidigital number, since it uses as much as digits as its factorization.

510611320397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34020, while the sum is 38.

The spelling of 510611320397 in words is "five hundred ten billion, six hundred eleven million, three hundred twenty thousand, three hundred ninety-seven".