12196958 has 4 divisors (see below), whose sum is σ = 18295440. Its totient is φ = 6098478.

The previous prime is 12196957. The next prime is 12196997. The reversal of 12196958 is 85969121.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 85969121 = 7 ⋅12281303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12196957) 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 as a sum of consecutive naturals, namely, 3049238 + ... + 3049241.

It is an arithmetic number, because the mean of its divisors is an integer number (4573860).

Almost surely, 2^12196958 is an apocalyptic number.

12196958 is a deficient number, since it is larger than the sum of its proper divisors (6098482).

12196958 is an equidigital number, since it uses as much as digits as its factorization.

12196958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6098481.

The product of its digits is 38880, while the sum is 41.

The square root of 12196958 is about 3492.4143511330. The cubic root of 12196958 is about 230.1886165451.

It can be divided in two parts, 121 and 96958, that added together give a palindrome (97079).

The spelling of 12196958 in words is "twelve million, one hundred ninety-six thousand, nine hundred fifty-eight".