12339 has 8 divisors (see below), whose sum is σ = 18320. Its totient is φ = 8208.

The previous prime is 12329. The next prime is 12343. The reversal of 12339 is 93321.

12339 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12339 - 2⁴ = 12323 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (12329) 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, 202 + ... + 255.

It is an arithmetic number, because the mean of its divisors is an integer number (2290).

2¹²³³⁹ is an apocalyptic number.

12339 is a deficient number, since it is larger than the sum of its proper divisors (5981).

12339 is an equidigital number, since it uses as much as digits as its factorization.

12339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466 (or 460 counting only the distinct ones).

The product of its digits is 162, while the sum is 18.

The square root of 12339 is about 111.0810514894. The cubic root of 12339 is about 23.1078738549.

Subtracting from 12339 its sum of digits (18), we obtain a palindrome (12321).

It can be divided in two parts, 12 and 339, that added together give a triangular number (351 = T₂₆).

The spelling of 12339 in words is "twelve thousand, three hundred thirty-nine".