12120194 has 16 divisors (see below), whose sum is σ = 18869760. Its totient is φ = 5832480.

The previous prime is 12120181. The next prime is 12120223. The reversal of 12120194 is 49102121.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14027 + ... + 14865.

It is an arithmetic number, because the mean of its divisors is an integer number (1179360).

Almost surely, 2^12120194 is an apocalyptic number.

12120194 is a deficient number, since it is larger than the sum of its proper divisors (6749566).

12120194 is a wasteful number, since it uses less digits than its factorization.

12120194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1105.

The product of its (nonzero) digits is 144, while the sum is 20.

The square root of 12120194 is about 3481.4068995163. The cubic root of 12120194 is about 229.7046871523.

The spelling of 12120194 in words is "twelve million, one hundred twenty thousand, one hundred ninety-four".