13001199 has 4 divisors (see below), whose sum is σ = 17334936. Its totient is φ = 8667464.

The previous prime is 13001173. The next prime is 13001213. The reversal of 13001199 is 99110031.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13001199 - 2⁷ = 13001071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13001119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2166864 + ... + 2166869.

It is an arithmetic number, because the mean of its divisors is an integer number (4333734).

Almost surely, 2^13001199 is an apocalyptic number.

13001199 is a deficient number, since it is larger than the sum of its proper divisors (4333737).

13001199 is an equidigital number, since it uses as much as digits as its factorization.

13001199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4333736.

The product of its (nonzero) digits is 243, while the sum is 24.

The square root of 13001199 is about 3605.7175430142. The cubic root of 13001199 is about 235.1406973967.

The spelling of 13001199 in words is "thirteen million, one thousand, one hundred ninety-nine".