12199834 has 4 divisors (see below), whose sum is σ = 18299754. Its totient is φ = 6099916.

The previous prime is 12199813. The next prime is 12199841. The reversal of 12199834 is 43899121.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43899121 = 7 ⋅6271303.

It can be written as a sum of positive squares in only one way, i.e., 8139609 + 4060225 = 2853^2 + 2015^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12199793 and 12199802.

It is an unprimeable number.

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, 3049957 + ... + 3049960.

Almost surely, 2^12199834 is an apocalyptic number.

12199834 is a deficient number, since it is larger than the sum of its proper divisors (6099920).

12199834 is an equidigital number, since it uses as much as digits as its factorization.

12199834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6099919.

The product of its digits is 15552, while the sum is 37.

The square root of 12199834 is about 3492.8260764029. The cubic root of 12199834 is about 230.2067076799.

The spelling of 12199834 in words is "twelve million, one hundred ninety-nine thousand, eight hundred thirty-four".