13339399 has 4 divisors (see below), whose sum is σ = 13623264. Its totient is φ = 13055536.

The previous prime is 13339397. The next prime is 13339421. The reversal of 13339399 is 99393331.

It is a happy number.

13339399 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 13339399 - 2¹ = 13339397 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13339397) 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, 141862 + ... + 141955.

It is an arithmetic number, because the mean of its divisors is an integer number (3405816).

Almost surely, 2^13339399 is an apocalyptic number.

13339399 is a deficient number, since it is larger than the sum of its proper divisors (283865).

13339399 is an equidigital number, since it uses as much as digits as its factorization.

13339399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283864.

The product of its digits is 59049, while the sum is 40.

The square root of 13339399 is about 3652.3141978751. The cubic root of 13339399 is about 237.1621730632.

The spelling of 13339399 in words is "thirteen million, three hundred thirty-nine thousand, three hundred ninety-nine".