531352051291 has 2 divisors, whose sum is σ = 531352051292. Its totient is φ = 531352051290.

The previous prime is 531352051273. The next prime is 531352051297. The reversal of 531352051291 is 192150253135.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 531352051291 - 2⁵ = 531352051259 is a prime.

It is a super-2 number, since 2×531352051291² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 531352051291.

It is not a weakly prime, because it can be changed into another prime (531352051297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265676025645 + 265676025646.

It is an arithmetic number, because the mean of its divisors is an integer number (265676025646).

Almost surely, 2^531352051291 is an apocalyptic number.

531352051291 is a deficient number, since it is larger than the sum of its proper divisors (1).

531352051291 is an equidigital number, since it uses as much as digits as its factorization.

531352051291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40500, while the sum is 37.

The spelling of 531352051291 in words is "five hundred thirty-one billion, three hundred fifty-two million, fifty-one thousand, two hundred ninety-one".