13003321307 has 2 divisors, whose sum is σ = 13003321308. Its totient is φ = 13003321306.

The previous prime is 13003321273. The next prime is 13003321321. The reversal of 13003321307 is 70312330031.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13003321307 - 2¹² = 13003317211 is a prime.

It is not a weakly prime, because it can be changed into another prime (13003321367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6501660653 + 6501660654.

It is an arithmetic number, because the mean of its divisors is an integer number (6501660654).

Almost surely, 2^13003321307 is an apocalyptic number.

13003321307 is a deficient number, since it is larger than the sum of its proper divisors (1).

13003321307 is an equidigital number, since it uses as much as digits as its factorization.

13003321307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1134, while the sum is 23.

Adding to 13003321307 its reverse (70312330031), we get a palindrome (83315651338).

The spelling of 13003321307 in words is "thirteen billion, three million, three hundred twenty-one thousand, three hundred seven".