12199347 has 6 divisors (see below), whose sum is σ = 17621292. Its totient is φ = 8132892.

The previous prime is 12199333. The next prime is 12199351. The reversal of 12199347 is 74399121.

12199347 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12199347 - 2⁴ = 12199331 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12199147) 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 in 5 ways as a sum of consecutive naturals, for example, 677733 + ... + 677750.

It is an arithmetic number, because the mean of its divisors is an integer number (2936882).

Almost surely, 2^12199347 is an apocalyptic number.

12199347 is a deficient number, since it is larger than the sum of its proper divisors (5421945).

12199347 is a wasteful number, since it uses less digits than its factorization.

12199347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1355489 (or 1355486 counting only the distinct ones).

The product of its digits is 13608, while the sum is 36.

The square root of 12199347 is about 3492.7563613857. The cubic root of 12199347 is about 230.2036444645.

The spelling of 12199347 in words is "twelve million, one hundred ninety-nine thousand, three hundred forty-seven".