12214441 has 2 divisors, whose sum is σ = 12214442. Its totient is φ = 12214440.

The previous prime is 12214417. The next prime is 12214459. The reversal of 12214441 is 14441221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11155600 + 1058841 = 3340^2 + 1029^2 .

It is a cyclic number.

It is not a de Polignac number, because 12214441 - 2⁵ = 12214409 is a prime.

It is not a weakly prime, because it can be changed into another prime (12214841) 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 as a sum of consecutive naturals, namely, 6107220 + 6107221.

It is an arithmetic number, because the mean of its divisors is an integer number (6107221).

Almost surely, 2^12214441 is an apocalyptic number.

It is an amenable number.

12214441 is a deficient number, since it is larger than the sum of its proper divisors (1).

12214441 is an equidigital number, since it uses as much as digits as its factorization.

12214441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 256, while the sum is 19.

The square root of 12214441 is about 3494.9164510758. The cubic root of 12214441 is about 230.2985474058.

Adding to 12214441 its reverse (14441221), we get a palindrome (26655662).

The spelling of 12214441 in words is "twelve million, two hundred fourteen thousand, four hundred forty-one".