13044539 has 2 divisors, whose sum is σ = 13044540. Its totient is φ = 13044538.

The previous prime is 13044517. The next prime is 13044557. The reversal of 13044539 is 93544031.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13044539 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (13044569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6522269 + 6522270.

It is an arithmetic number, because the mean of its divisors is an integer number (6522270).

Almost surely, 2^13044539 is an apocalyptic number.

13044539 is a deficient number, since it is larger than the sum of its proper divisors (1).

13044539 is an equidigital number, since it uses as much as digits as its factorization.

13044539 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 13044539 is about 3611.7224422704. The cubic root of 13044539 is about 235.4016911385.

The spelling of 13044539 in words is "thirteen million, forty-four thousand, five hundred thirty-nine".