12935138 has 8 divisors (see below), whose sum is σ = 19466832. Its totient is φ = 6446196.

The previous prime is 12935099. The next prime is 12935159. The reversal of 12935138 is 83153921.

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, 9920 + ... + 11147.

It is an arithmetic number, because the mean of its divisors is an integer number (2433354).

Almost surely, 2^12935138 is an apocalyptic number.

12935138 is a deficient number, since it is larger than the sum of its proper divisors (6531694).

12935138 is a wasteful number, since it uses less digits than its factorization.

12935138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21376.

The product of its digits is 6480, while the sum is 32.

The square root of 12935138 is about 3596.5452867995. The cubic root of 12935138 is about 234.7417594813.

The spelling of 12935138 in words is "twelve million, nine hundred thirty-five thousand, one hundred thirty-eight".