14564839 has 2 divisors, whose sum is σ = 14564840. Its totient is φ = 14564838.

The previous prime is 14564827. The next prime is 14564843. The reversal of 14564839 is 93846541.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 14564839 - 2⁵ = 14564807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14564239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7282419 + 7282420.

It is an arithmetic number, because the mean of its divisors is an integer number (7282420).

Almost surely, 2^14564839 is an apocalyptic number.

14564839 is a deficient number, since it is larger than the sum of its proper divisors (1).

14564839 is an equidigital number, since it uses as much as digits as its factorization.

14564839 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 103680, while the sum is 40.

The square root of 14564839 is about 3816.3908342831. The cubic root of 14564839 is about 244.2128785838.

The spelling of 14564839 in words is "fourteen million, five hundred sixty-four thousand, eight hundred thirty-nine".