13323999 has 8 divisors (see below), whose sum is σ = 19131952. Its totient is φ = 8199360.

The previous prime is 13323991. The next prime is 13324007. The reversal of 13323999 is 99932331.

13323999 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13323991) and next prime (13324007).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13323999 - 2³ = 13323991 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 341641 = 13323999 / (1 + 3 + 3 + 2 + 3 + 9 + 9 + 9).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13323991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170782 + ... + 170859.

It is an arithmetic number, because the mean of its divisors is an integer number (2391494).

Almost surely, 2^13323999 is an apocalyptic number.

13323999 is a deficient number, since it is larger than the sum of its proper divisors (5807953).

13323999 is a wasteful number, since it uses less digits than its factorization.

13323999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341657.

The product of its digits is 39366, while the sum is 39.

The square root of 13323999 is about 3650.2053366900. The cubic root of 13323999 is about 237.0708720018.

The spelling of 13323999 in words is "thirteen million, three hundred twenty-three thousand, nine hundred ninety-nine".