13369321 has 16 divisors (see below), whose sum is σ = 16087680. Its totient is φ = 10869120.

The previous prime is 13369289. The next prime is 13369333. The reversal of 13369321 is 12396331.

It is not a de Polignac number, because 13369321 - 2⁵ = 13369289 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13369321.

It is not an unprimeable number, because it can be changed into a prime (13369121) 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, 9990 + ... + 11248.

It is an arithmetic number, because the mean of its divisors is an integer number (1005480).

Almost surely, 2^13369321 is an apocalyptic number.

It is an amenable number.

13369321 is a deficient number, since it is larger than the sum of its proper divisors (2718359).

13369321 is a wasteful number, since it uses less digits than its factorization.

13369321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1344.

The product of its digits is 2916, while the sum is 28.

The square root of 13369321 is about 3656.4082102522. The cubic root of 13369321 is about 237.3393691303.

The spelling of 13369321 in words is "thirteen million, three hundred sixty-nine thousand, three hundred twenty-one".