12455533 has 2 divisors, whose sum is σ = 12455534. Its totient is φ = 12455532.

The previous prime is 12455503. The next prime is 12455563. The reversal of 12455533 is 33555421.

12455533 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (12455503) and next prime (12455563).

It can be written as a sum of positive squares in only one way, i.e., 10259209 + 2196324 = 3203^2 + 1482^2 .

It is an emirp because it is prime and its reverse (33555421) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12455533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12455503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6227766 + 6227767.

It is an arithmetic number, because the mean of its divisors is an integer number (6227767).

Almost surely, 2^12455533 is an apocalyptic number.

It is an amenable number.

12455533 is a deficient number, since it is larger than the sum of its proper divisors (1).

12455533 is an equidigital number, since it uses as much as digits as its factorization.

12455533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9000, while the sum is 28.

The square root of 12455533 is about 3529.2397198264. The cubic root of 12455533 is about 231.8039180020.

The spelling of 12455533 in words is "twelve million, four hundred fifty-five thousand, five hundred thirty-three".