12123964 has 12 divisors (see below), whose sum is σ = 21249144. Its totient is φ = 6052784.

The previous prime is 12123959. The next prime is 12123977. The reversal of 12123964 is 46932121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1287 + ... + 5089.

It is an arithmetic number, because the mean of its divisors is an integer number (1770762).

Almost surely, 2^12123964 is an apocalyptic number.

It is an amenable number.

12123964 is a deficient number, since it is larger than the sum of its proper divisors (9125180).

12123964 is a wasteful number, since it uses less digits than its factorization.

12123964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4604 (or 4602 counting only the distinct ones).

The product of its digits is 2592, while the sum is 28.

The square root of 12123964 is about 3481.9483051878. The cubic root of 12123964 is about 229.7285013173.

The spelling of 12123964 in words is "twelve million, one hundred twenty-three thousand, nine hundred sixty-four".