12342938199 has 4 divisors (see below), whose sum is σ = 16457250936. Its totient is φ = 8228625464.

The previous prime is 12342938191. The next prime is 12342938221. The reversal of 12342938199 is 99183924321.

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 12342938199 - 2³ = 12342938191 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12342938191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2057156364 + ... + 2057156369.

It is an arithmetic number, because the mean of its divisors is an integer number (4114312734).

Almost surely, 2^12342938199 is an apocalyptic number.

12342938199 is a deficient number, since it is larger than the sum of its proper divisors (4114312737).

12342938199 is an equidigital number, since it uses as much as digits as its factorization.

12342938199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4114312736.

The product of its digits is 839808, while the sum is 51.

The spelling of 12342938199 in words is "twelve billion, three hundred forty-two million, nine hundred thirty-eight thousand, one hundred ninety-nine".