13074239 has 2 divisors, whose sum is σ = 13074240. Its totient is φ = 13074238.

The previous prime is 13074233. The next prime is 13074247. The reversal of 13074239 is 93247031.

13074239 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13074239 - 2¹² = 13070143 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13074233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6537119 + 6537120.

It is an arithmetic number, because the mean of its divisors is an integer number (6537120).

Almost surely, 2^13074239 is an apocalyptic number.

13074239 is a deficient number, since it is larger than the sum of its proper divisors (1).

13074239 is an equidigital number, since it uses as much as digits as its factorization.

13074239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 13074239 is about 3615.8317162169. The cubic root of 13074239 is about 235.5802110761.

The spelling of 13074239 in words is "thirteen million, seventy-four thousand, two hundred thirty-nine".