12144589 has 2 divisors, whose sum is σ = 12144590. Its totient is φ = 12144588.

The previous prime is 12144581. The next prime is 12144593. The reversal of 12144589 is 98544121.

It is a happy number.

12144589 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11594025 + 550564 = 3405^2 + 742^2 .

It is a cyclic number.

It is not a de Polignac number, because 12144589 - 2³ = 12144581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12144581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6072294 + 6072295.

It is an arithmetic number, because the mean of its divisors is an integer number (6072295).

Almost surely, 2^12144589 is an apocalyptic number.

It is an amenable number.

12144589 is a deficient number, since it is larger than the sum of its proper divisors (1).

12144589 is an equidigital number, since it uses as much as digits as its factorization.

12144589 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11520, while the sum is 34.

The square root of 12144589 is about 3484.9087505988. The cubic root of 12144589 is about 229.8586970758.

The spelling of 12144589 in words is "twelve million, one hundred forty-four thousand, five hundred eighty-nine".