11922194 has 4 divisors (see below), whose sum is σ = 17883294. Its totient is φ = 5961096.

The previous prime is 11922193. The next prime is 11922221. The reversal of 11922194 is 49122911.

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., 7491169 + 4431025 = 2737^2 + 2105^2 .

It is not an unprimeable number, because it can be changed into a prime (11922193) by changing a digit.

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, 2980547 + ... + 2980550.

Almost surely, 2^11922194 is an apocalyptic number.

11922194 is a deficient number, since it is larger than the sum of its proper divisors (5961100).

11922194 is an equidigital number, since it uses as much as digits as its factorization.

11922194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5961099.

The product of its digits is 1296, while the sum is 29.

The square root of 11922194 is about 3452.8530232259. The cubic root of 11922194 is about 228.4469661310.

The spelling of 11922194 in words is "eleven million, nine hundred twenty-two thousand, one hundred ninety-four".