13307309903 has 2 divisors, whose sum is σ = 13307309904. Its totient is φ = 13307309902.

The previous prime is 13307309857. The next prime is 13307309909. The reversal of 13307309903 is 30990370331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13307309903 - 2⁶ = 13307309839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13307309909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6653654951 + 6653654952.

It is an arithmetic number, because the mean of its divisors is an integer number (6653654952).

Almost surely, 2^13307309903 is an apocalyptic number.

13307309903 is a deficient number, since it is larger than the sum of its proper divisors (1).

13307309903 is an equidigital number, since it uses as much as digits as its factorization.

13307309903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45927, while the sum is 38.

The spelling of 13307309903 in words is "thirteen billion, three hundred seven million, three hundred nine thousand, nine hundred three".