13316399 has 2 divisors, whose sum is σ = 13316400. Its totient is φ = 13316398.

The previous prime is 13316383. The next prime is 13316417. The reversal of 13316399 is 99361331.

It is a weak prime.

It is an emirp because it is prime and its reverse (99361331) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13316399 - 2⁴ = 13316383 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13316099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6658199 + 6658200.

It is an arithmetic number, because the mean of its divisors is an integer number (6658200).

Almost surely, 2^13316399 is an apocalyptic number.

13316399 is a deficient number, since it is larger than the sum of its proper divisors (1).

13316399 is an equidigital number, since it uses as much as digits as its factorization.

13316399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13122, while the sum is 35.

The square root of 13316399 is about 3649.1641508707. The cubic root of 13316399 is about 237.0257884072.

The spelling of 13316399 in words is "thirteen million, three hundred sixteen thousand, three hundred ninety-nine".