531305214531323 has 2 divisors, whose sum is σ = 531305214531324. Its totient is φ = 531305214531322.

The previous prime is 531305214531239. The next prime is 531305214531349. The reversal of 531305214531323 is 323135412503135.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 531305214531323 - 2²⁸ = 531304946095867 is a prime.

It is not a weakly prime, because it can be changed into another prime (531305214533323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265652607265661 + 265652607265662.

It is an arithmetic number, because the mean of its divisors is an integer number (265652607265662).

Almost surely, 2^{531305214531323} is an apocalyptic number.

531305214531323 is a deficient number, since it is larger than the sum of its proper divisors (1).

531305214531323 is an equidigital number, since it uses as much as digits as its factorization.

531305214531323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 486000, while the sum is 41.

The spelling of 531305214531323 in words is "five hundred thirty-one trillion, three hundred five billion, two hundred fourteen million, five hundred thirty-one thousand, three hundred twenty-three".