13245232339 has 4 divisors (see below), whose sum is σ = 13381781224. Its totient is φ = 13108683456.

The previous prime is 13245232289. The next prime is 13245232381. The reversal of 13245232339 is 93323254231.

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 13245232339 - 2⁹ = 13245231827 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13245232298 and 13245232307.

It is not an unprimeable number, because it can be changed into a prime (13245232439) 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, 68274297 + ... + 68274490.

It is an arithmetic number, because the mean of its divisors is an integer number (3345445306).

Almost surely, 2^13245232339 is an apocalyptic number.

13245232339 is a deficient number, since it is larger than the sum of its proper divisors (136548885).

13245232339 is an equidigital number, since it uses as much as digits as its factorization.

13245232339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136548884.

The product of its digits is 116640, while the sum is 37.

The spelling of 13245232339 in words is "thirteen billion, two hundred forty-five million, two hundred thirty-two thousand, three hundred thirty-nine".