12199194159 has 4 divisors (see below), whose sum is σ = 16265592216. Its totient is φ = 8132796104.

The previous prime is 12199194149. The next prime is 12199194179. The reversal of 12199194159 is 95149199121.

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

It is a cyclic number.

It is not a de Polignac number, because 12199194159 - 2¹² = 12199190063 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12199194149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2033199024 + ... + 2033199029.

It is an arithmetic number, because the mean of its divisors is an integer number (4066398054).

Almost surely, 2^12199194159 is an apocalyptic number.

12199194159 is a deficient number, since it is larger than the sum of its proper divisors (4066398057).

12199194159 is an equidigital number, since it uses as much as digits as its factorization.

12199194159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4066398056.

The product of its digits is 262440, while the sum is 51.

The spelling of 12199194159 in words is "twelve billion, one hundred ninety-nine million, one hundred ninety-four thousand, one hundred fifty-nine".