12594389 has 2 divisors, whose sum is σ = 12594390. Its totient is φ = 12594388.

The previous prime is 12594367. The next prime is 12594391. The reversal of 12594389 is 98349521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11628100 + 966289 = 3410^2 + 983^2 .

It is a cyclic number.

It is not a de Polignac number, because 12594389 - 2¹⁶ = 12528853 is a prime.

Together with 12594391, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12594089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6297194 + 6297195.

It is an arithmetic number, because the mean of its divisors is an integer number (6297195).

Almost surely, 2^12594389 is an apocalyptic number.

It is an amenable number.

12594389 is a deficient number, since it is larger than the sum of its proper divisors (1).

12594389 is an equidigital number, since it uses as much as digits as its factorization.

12594389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77760, while the sum is 41.

The square root of 12594389 is about 3548.8574217627. The cubic root of 12594389 is about 232.6621307187.

The spelling of 12594389 in words is "twelve million, five hundred ninety-four thousand, three hundred eighty-nine".