12192106 has 4 divisors (see below), whose sum is σ = 18288162. Its totient is φ = 6096052.

The previous prime is 12192101. The next prime is 12192109. The reversal of 12192106 is 60129121.

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., 7241481 + 4950625 = 2691^2 + 2225^2 .

It is not an unprimeable number, because it can be changed into a prime (12192101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3048025 + ... + 3048028.

Almost surely, 2^12192106 is an apocalyptic number.

12192106 is a deficient number, since it is larger than the sum of its proper divisors (6096056).

12192106 is an equidigital number, since it uses as much as digits as its factorization.

12192106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6096055.

The product of its (nonzero) digits is 216, while the sum is 22.

The square root of 12192106 is about 3491.7196336476. The cubic root of 12192106 is about 230.1580891710.

The spelling of 12192106 in words is "twelve million, one hundred ninety-two thousand, one hundred six".