12944194 has 4 divisors (see below), whose sum is σ = 19416294. Its totient is φ = 6472096.

The previous prime is 12944189. The next prime is 12944201. The reversal of 12944194 is 49144921.

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

It can be written as a sum of positive squares in only one way, i.e., 8265625 + 4678569 = 2875^2 + 2163^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3236047 + ... + 3236050.

Almost surely, 2^12944194 is an apocalyptic number.

12944194 is a deficient number, since it is larger than the sum of its proper divisors (6472100).

12944194 is an equidigital number, since it uses as much as digits as its factorization.

12944194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6472099.

The product of its digits is 10368, while the sum is 34.

The square root of 12944194 is about 3597.8040524742. The cubic root of 12944194 is about 234.7965282686.

The spelling of 12944194 in words is "twelve million, nine hundred forty-four thousand, one hundred ninety-four".