12838118 has 4 divisors (see below), whose sum is σ = 19257180. Its totient is φ = 6419058.

The previous prime is 12838109. The next prime is 12838127. The reversal of 12838118 is 81183821.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (12838109) and next prime (12838127).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3209528 + ... + 3209531.

It is an arithmetic number, because the mean of its divisors is an integer number (4814295).

Almost surely, 2^12838118 is an apocalyptic number.

12838118 is a deficient number, since it is larger than the sum of its proper divisors (6419062).

12838118 is an equidigital number, since it uses as much as digits as its factorization.

12838118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6419061.

The product of its digits is 3072, while the sum is 32.

The square root of 12838118 is about 3583.0319563186. The cubic root of 12838118 is about 234.1533924979.

The spelling of 12838118 in words is "twelve million, eight hundred thirty-eight thousand, one hundred eighteen".