14130344431321 has 2 divisors, whose sum is σ = 14130344431322. Its totient is φ = 14130344431320.

The previous prime is 14130344431319. The next prime is 14130344431361. The reversal of 14130344431321 is 12313444303141.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7994394334096 + 6135950097225 = 2827436^2 + 2477085^2 .

It is an emirp because it is prime and its reverse (12313444303141) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14130344431321 - 2¹ = 14130344431319 is a prime.

Together with 14130344431319, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (14130344431361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7065172215660 + 7065172215661.

It is an arithmetic number, because the mean of its divisors is an integer number (7065172215661).

Almost surely, 2^{14130344431321} is an apocalyptic number.

It is an amenable number.

14130344431321 is a deficient number, since it is larger than the sum of its proper divisors (1).

14130344431321 is an equidigital number, since it uses as much as digits as its factorization.

14130344431321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 34.

Adding to 14130344431321 its reverse (12313444303141), we get a palindrome (26443788734462).

The spelling of 14130344431321 in words is "fourteen trillion, one hundred thirty billion, three hundred forty-four million, four hundred thirty-one thousand, three hundred twenty-one".