13321321339 has 2 divisors, whose sum is σ = 13321321340. Its totient is φ = 13321321338.

The previous prime is 13321321289. The next prime is 13321321373. The reversal of 13321321339 is 93312312331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13321321339 - 2¹³ = 13321313147 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13321321339.

It is not a weakly prime, because it can be changed into another prime (13321321379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6660660669 + 6660660670.

It is an arithmetic number, because the mean of its divisors is an integer number (6660660670).

Almost surely, 2^13321321339 is an apocalyptic number.

13321321339 is a deficient number, since it is larger than the sum of its proper divisors (1).

13321321339 is an equidigital number, since it uses as much as digits as its factorization.

13321321339 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8748, while the sum is 31.

The spelling of 13321321339 in words is "thirteen billion, three hundred twenty-one million, three hundred twenty-one thousand, three hundred thirty-nine".