13268663 has 2 divisors, whose sum is σ = 13268664. Its totient is φ = 13268662.

The previous prime is 13268627. The next prime is 13268683. The reversal of 13268663 is 36686231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13268663 - 2¹² = 13264567 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13268623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6634331 + 6634332.

It is an arithmetic number, because the mean of its divisors is an integer number (6634332).

Almost surely, 2^13268663 is an apocalyptic number.

13268663 is a deficient number, since it is larger than the sum of its proper divisors (1).

13268663 is an equidigital number, since it uses as much as digits as its factorization.

13268663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104, while the sum is 35.

The square root of 13268663 is about 3642.6176027686. The cubic root of 13268663 is about 236.7422230050.

It can be divided in two parts, 13268 and 663, that added together give a palindrome (13931).

The spelling of 13268663 in words is "thirteen million, two hundred sixty-eight thousand, six hundred sixty-three".