431312430013 has 2 divisors, whose sum is σ = 431312430014. Its totient is φ = 431312430012.

The previous prime is 431312430007. The next prime is 431312430067. The reversal of 431312430013 is 310034213134.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 272611382884 + 158701047129 = 522122^2 + 398373^2 .

It is a cyclic number.

It is not a de Polignac number, because 431312430013 - 2²¹ = 431310332861 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 431312430013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (431312430083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215656215006 + 215656215007.

It is an arithmetic number, because the mean of its divisors is an integer number (215656215007).

Almost surely, 2^431312430013 is an apocalyptic number.

It is an amenable number.

431312430013 is a deficient number, since it is larger than the sum of its proper divisors (1).

431312430013 is an equidigital number, since it uses as much as digits as its factorization.

431312430013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 431312430013 its reverse (310034213134), we get a palindrome (741346643147).

The spelling of 431312430013 in words is "four hundred thirty-one billion, three hundred twelve million, four hundred thirty thousand, thirteen".