13296663 has 16 divisors (see below), whose sum is σ = 19905760. Its totient is φ = 8771328.

The previous prime is 13296649. The next prime is 13296697. The reversal of 13296663 is 36669231.

13296663 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13296663 - 2⁸ = 13296407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13296463) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81 + ... + 5157.

It is an arithmetic number, because the mean of its divisors is an integer number (1244110).

Almost surely, 2^13296663 is an apocalyptic number.

13296663 is a deficient number, since it is larger than the sum of its proper divisors (6609097).

13296663 is an equidigital number, since it uses as much as digits as its factorization.

13296663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5183 (or 5177 counting only the distinct ones).

The product of its digits is 34992, while the sum is 36.

The square root of 13296663 is about 3646.4589672722. The cubic root of 13296663 is about 236.9086332640.

The spelling of 13296663 in words is "thirteen million, two hundred ninety-six thousand, six hundred sixty-three".