12923589 has 16 divisors (see below), whose sum is σ = 20373120. Its totient is φ = 7129920.

The previous prime is 12923551. The next prime is 12923593. The reversal of 12923589 is 98532921.

It is not a de Polignac number, because 12923589 - 2⁷ = 12923461 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12923509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10002 + ... + 11219.

It is an arithmetic number, because the mean of its divisors is an integer number (1273320).

Almost surely, 2^12923589 is an apocalyptic number.

It is an amenable number.

12923589 is a deficient number, since it is larger than the sum of its proper divisors (7449531).

12923589 is a wasteful number, since it uses less digits than its factorization.

12923589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21260.

The product of its digits is 38880, while the sum is 39.

The square root of 12923589 is about 3594.9393597111. The cubic root of 12923589 is about 234.6718764537.

The spelling of 12923589 in words is "twelve million, nine hundred twenty-three thousand, five hundred eighty-nine".