531060722064791 has 2 divisors, whose sum is σ = 531060722064792. Its totient is φ = 531060722064790.

The previous prime is 531060722064709. The next prime is 531060722064793. The reversal of 531060722064791 is 197460227060135.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-531060722064791 is a prime.

Together with 531060722064793, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (531060722064793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265530361032395 + 265530361032396.

It is an arithmetic number, because the mean of its divisors is an integer number (265530361032396).

Almost surely, 2^{531060722064791} is an apocalyptic number.

531060722064791 is a deficient number, since it is larger than the sum of its proper divisors (1).

531060722064791 is an equidigital number, since it uses as much as digits as its factorization.

531060722064791 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3810240, while the sum is 53.

The spelling of 531060722064791 in words is "five hundred thirty-one trillion, sixty billion, seven hundred twenty-two million, sixty-four thousand, seven hundred ninety-one".