12326441 has 2 divisors, whose sum is σ = 12326442. Its totient is φ = 12326440.

The previous prime is 12326417. The next prime is 12326443. The reversal of 12326441 is 14462321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8410000 + 3916441 = 2900^2 + 1979^2 .

It is an emirp because it is prime and its reverse (14462321) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12326441 is a prime.

It is a super-4 number, since 4×12326441⁴ (a number of 29 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Sophie Germain prime.

Together with 12326443, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (12326443) 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, 6163220 + 6163221.

It is an arithmetic number, because the mean of its divisors is an integer number (6163221).

Almost surely, 2^12326441 is an apocalyptic number.

It is an amenable number.

12326441 is a deficient number, since it is larger than the sum of its proper divisors (1).

12326441 is an equidigital number, since it uses as much as digits as its factorization.

12326441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1152, while the sum is 23.

The square root of 12326441 is about 3510.9031601569. The cubic root of 12326441 is about 231.0003123376. Note that the first 3 decimals are identical.

Adding to 12326441 its reverse (14462321), we get a palindrome (26788762).

The spelling of 12326441 in words is "twelve million, three hundred twenty-six thousand, four hundred forty-one".