12331339 has 4 divisors (see below), whose sum is σ = 12367224. Its totient is φ = 12295456.

The previous prime is 12331337. The next prime is 12331369. The reversal of 12331339 is 93313321.

12331339 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, and also an emirpimes, since its reverse is a distinct semiprime: 93313321 = 97 ⋅961993.

It is a cyclic number.

It is not a de Polignac number, because 12331339 - 2¹ = 12331337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12331337) 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, 17422 + ... + 18115.

It is an arithmetic number, because the mean of its divisors is an integer number (3091806).

Almost surely, 2^12331339 is an apocalyptic number.

12331339 is a deficient number, since it is larger than the sum of its proper divisors (35885).

12331339 is an equidigital number, since it uses as much as digits as its factorization.

12331339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35884.

The product of its digits is 1458, while the sum is 25.

The square root of 12331339 is about 3511.6006321904. The cubic root of 12331339 is about 231.0309048311.

The spelling of 12331339 in words is "twelve million, three hundred thirty-one thousand, three hundred thirty-nine".