12046138 has 8 divisors (see below), whose sum is σ = 19459188. Its totient is φ = 5559744.

The previous prime is 12046129. The next prime is 12046193. The reversal of 12046138 is 83164021.

It can be written as a sum of positive squares in 2 ways, for example, as 11175649 + 870489 = 3343^2 + 933^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 231631 + ... + 231682.

Almost surely, 2^12046138 is an apocalyptic number.

12046138 is a deficient number, since it is larger than the sum of its proper divisors (7413050).

12046138 is a wasteful number, since it uses less digits than its factorization.

12046138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463328.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 12046138 is about 3470.7546729782. The cubic root of 12046138 is about 229.2358889655.

The spelling of 12046138 in words is "twelve million, forty-six thousand, one hundred thirty-eight".