14014421321 has 2 divisors, whose sum is σ = 14014421322. Its totient is φ = 14014421320.

The previous prime is 14014421297. The next prime is 14014421339. The reversal of 14014421321 is 12312441041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12709405696 + 1305015625 = 112736^2 + 36125^2 .

It is an emirp because it is prime and its reverse (12312441041) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 14014421321 - 2¹⁸ = 14014159177 is a prime.

It is not a weakly prime, because it can be changed into another prime (14014421371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7007210660 + 7007210661.

It is an arithmetic number, because the mean of its divisors is an integer number (7007210661).

Almost surely, 2^14014421321 is an apocalyptic number.

It is an amenable number.

14014421321 is a deficient number, since it is larger than the sum of its proper divisors (1).

14014421321 is an equidigital number, since it uses as much as digits as its factorization.

14014421321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 14014421321 its reverse (12312441041), we get a palindrome (26326862362).

The spelling of 14014421321 in words is "fourteen billion, fourteen million, four hundred twenty-one thousand, three hundred twenty-one".