13323913 has 2 divisors, whose sum is σ = 13323914. Its totient is φ = 13323912.

The previous prime is 13323901. The next prime is 13323917. The reversal of 13323913 is 31932331.

13323913 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8714304 + 4609609 = 2952^2 + 2147^2 .

It is a cyclic number.

It is not a de Polignac number, because 13323913 - 2⁵ = 13323881 is a prime.

It is not a weakly prime, because it can be changed into another prime (13323917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6661956 + 6661957.

It is an arithmetic number, because the mean of its divisors is an integer number (6661957).

Almost surely, 2^13323913 is an apocalyptic number.

It is an amenable number.

13323913 is a deficient number, since it is larger than the sum of its proper divisors (1).

13323913 is an equidigital number, since it uses as much as digits as its factorization.

13323913 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1458, while the sum is 25.

The square root of 13323913 is about 3650.1935565118. The cubic root of 13323913 is about 237.0703619412.

The spelling of 13323913 in words is "thirteen million, three hundred twenty-three thousand, nine hundred thirteen".