13397311 has 2 divisors, whose sum is σ = 13397312. Its totient is φ = 13397310.

The previous prime is 13397291. The next prime is 13397317. The reversal of 13397311 is 11379331.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13397311 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13397311.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13397317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6698655 + 6698656.

It is an arithmetic number, because the mean of its divisors is an integer number (6698656).

Almost surely, 2^13397311 is an apocalyptic number.

13397311 is a deficient number, since it is larger than the sum of its proper divisors (1).

13397311 is an equidigital number, since it uses as much as digits as its factorization.

13397311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1701, while the sum is 28.

The square root of 13397311 is about 3660.2337357060. The cubic root of 13397311 is about 237.5048848487.

The spelling of 13397311 in words is "thirteen million, three hundred ninety-seven thousand, three hundred eleven".