13312199 has 2 divisors, whose sum is σ = 13312200. Its totient is φ = 13312198.

The previous prime is 13312181. The next prime is 13312231. The reversal of 13312199 is 99121331.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13312199 - 2⁸ = 13311943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13312109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6656099 + 6656100.

It is an arithmetic number, because the mean of its divisors is an integer number (6656100).

Almost surely, 2^13312199 is an apocalyptic number.

13312199 is a deficient number, since it is larger than the sum of its proper divisors (1).

13312199 is an equidigital number, since it uses as much as digits as its factorization.

13312199 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1458, while the sum is 29.

The square root of 13312199 is about 3648.5886312381. The cubic root of 13312199 is about 237.0008664297. Note that the first 3 decimals are identical.

The spelling of 13312199 in words is "thirteen million, three hundred twelve thousand, one hundred ninety-nine".