12146589 has 24 divisors (see below), whose sum is σ = 21595392. Its totient is φ = 6406560.

The previous prime is 12146581. The next prime is 12146623. The reversal of 12146589 is 98564121.

It is not a de Polignac number, because 12146589 - 2³ = 12146581 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12146581) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6597 + ... + 8234.

It is an arithmetic number, because the mean of its divisors is an integer number (899808).

Almost surely, 2^12146589 is an apocalyptic number.

It is an amenable number.

12146589 is a deficient number, since it is larger than the sum of its proper divisors (9448803).

12146589 is a wasteful number, since it uses less digits than its factorization.

12146589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14857 (or 14854 counting only the distinct ones).

The product of its digits is 17280, while the sum is 36.

The square root of 12146589 is about 3485.1956903451. The cubic root of 12146589 is about 229.8713142768.

The spelling of 12146589 in words is "twelve million, one hundred forty-six thousand, five hundred eighty-nine".