12256633 has 2 divisors, whose sum is σ = 12256634. Its totient is φ = 12256632.

The previous prime is 12256579. The next prime is 12256649. The reversal of 12256633 is 33665221.

12256633 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7469289 + 4787344 = 2733^2 + 2188^2 .

It is an emirp because it is prime and its reverse (33665221) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12256633 is a prime.

It is not a weakly prime, because it can be changed into another prime (12256733) 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, 6128316 + 6128317.

It is an arithmetic number, because the mean of its divisors is an integer number (6128317).

Almost surely, 2^12256633 is an apocalyptic number.

It is an amenable number.

12256633 is a deficient number, since it is larger than the sum of its proper divisors (1).

12256633 is an equidigital number, since it uses as much as digits as its factorization.

12256633 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6480, while the sum is 28.

The square root of 12256633 is about 3500.9474431931. The cubic root of 12256633 is about 230.5634139308.

The spelling of 12256633 in words is "twelve million, two hundred fifty-six thousand, six hundred thirty-three".