13199199 has 16 divisors (see below), whose sum is σ = 19135872. Its totient is φ = 8044128.

The previous prime is 13199189. The next prime is 13199209. The reversal of 13199199 is 99199131.

It is an interprime number because it is at equal distance from previous prime (13199189) and next prime (13199209).

It is not a de Polignac number, because 13199199 - 2⁴ = 13199183 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13199199.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13199189) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2592 + ... + 5754.

It is an arithmetic number, because the mean of its divisors is an integer number (1195992).

Almost surely, 2^13199199 is an apocalyptic number.

13199199 is a deficient number, since it is larger than the sum of its proper divisors (5936673).

13199199 is a wasteful number, since it uses less digits than its factorization.

13199199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3286.

The product of its digits is 19683, while the sum is 42.

The square root of 13199199 is about 3633.0701892477. The cubic root of 13199199 is about 236.3283696217.

The spelling of 13199199 in words is "thirteen million, one hundred ninety-nine thousand, one hundred ninety-nine".