12544859 has 2 divisors, whose sum is σ = 12544860. Its totient is φ = 12544858.

The previous prime is 12544853. The next prime is 12544877. The reversal of 12544859 is 95844521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12544859 - 2⁴ = 12544843 is a prime.

It is not a weakly prime, because it can be changed into another prime (12544853) 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, 6272429 + 6272430.

It is an arithmetic number, because the mean of its divisors is an integer number (6272430).

Almost surely, 2^12544859 is an apocalyptic number.

12544859 is a deficient number, since it is larger than the sum of its proper divisors (1).

12544859 is an equidigital number, since it uses as much as digits as its factorization.

12544859 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 57600, while the sum is 38.

The square root of 12544859 is about 3541.8722450139. The cubic root of 12544859 is about 232.3567329491.

The spelling of 12544859 in words is "twelve million, five hundred forty-four thousand, eight hundred fifty-nine".