12027443 has 2 divisors, whose sum is σ = 12027444. Its totient is φ = 12027442.

The previous prime is 12027427. The next prime is 12027451. The reversal of 12027443 is 34472021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12027443 - 2⁴ = 12027427 is a prime.

It is not a weakly prime, because it can be changed into another prime (12027493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6013721 + 6013722.

It is an arithmetic number, because the mean of its divisors is an integer number (6013722).

Almost surely, 2^12027443 is an apocalyptic number.

12027443 is a deficient number, since it is larger than the sum of its proper divisors (1).

12027443 is an equidigital number, since it uses as much as digits as its factorization.

12027443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 12027443 is about 3468.0604089318. The cubic root of 12027443 is about 229.1172400438.

Adding to 12027443 its reverse (34472021), we get a palindrome (46499464).

The spelling of 12027443 in words is "twelve million, twenty-seven thousand, four hundred forty-three".