531013535687 has 2 divisors, whose sum is σ = 531013535688. Its totient is φ = 531013535686.

The previous prime is 531013535641. The next prime is 531013535711. The reversal of 531013535687 is 786535310135.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 531013535687 - 2¹⁰ = 531013534663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (531013535587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265506767843 + 265506767844.

It is an arithmetic number, because the mean of its divisors is an integer number (265506767844).

Almost surely, 2^531013535687 is an apocalyptic number.

531013535687 is a deficient number, since it is larger than the sum of its proper divisors (1).

531013535687 is an equidigital number, since it uses as much as digits as its factorization.

531013535687 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1134000, while the sum is 47.

The spelling of 531013535687 in words is "five hundred thirty-one billion, thirteen million, five hundred thirty-five thousand, six hundred eighty-seven".