12196641 has 8 divisors (see below), whose sum is σ = 16608384. Its totient is φ = 7958000.

The previous prime is 12196637. The next prime is 12196661. The reversal of 12196641 is 14669121.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12196641 - 2² = 12196637 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12196599 and 12196608.

It is not an unprimeable number, because it can be changed into a prime (12196661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43110 + ... + 43391.

It is an arithmetic number, because the mean of its divisors is an integer number (2076048).

Almost surely, 2^12196641 is an apocalyptic number.

It is an amenable number.

12196641 is a deficient number, since it is larger than the sum of its proper divisors (4411743).

12196641 is an equidigital number, since it uses as much as digits as its factorization.

12196641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86551.

The product of its digits is 2592, while the sum is 30.

The square root of 12196641 is about 3492.3689667617. The cubic root of 12196641 is about 230.1866223205.

The spelling of 12196641 in words is "twelve million, one hundred ninety-six thousand, six hundred forty-one".