13442339 has 2 divisors, whose sum is σ = 13442340. Its totient is φ = 13442338.

The previous prime is 13442323. The next prime is 13442347. The reversal of 13442339 is 93324431.

13442339 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13442339 - 2⁴ = 13442323 is a prime.

It is not a weakly prime, because it can be changed into another prime (13442309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6721169 + 6721170.

It is an arithmetic number, because the mean of its divisors is an integer number (6721170).

Almost surely, 2^13442339 is an apocalyptic number.

13442339 is a deficient number, since it is larger than the sum of its proper divisors (1).

13442339 is an equidigital number, since it uses as much as digits as its factorization.

13442339 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 29.

The square root of 13442339 is about 3666.3795493647. The cubic root of 13442339 is about 237.7706698040.

The spelling of 13442339 in words is "thirteen million, four hundred forty-two thousand, three hundred thirty-nine".