13333963 has 4 divisors (see below), whose sum is σ = 13348720. Its totient is φ = 13319208.

The previous prime is 13333921. The next prime is 13333973. The reversal of 13333963 is 36933331.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13333963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13333973) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5928 + ... + 7861.

It is an arithmetic number, because the mean of its divisors is an integer number (3337180).

Almost surely, 2^13333963 is an apocalyptic number.

13333963 is a deficient number, since it is larger than the sum of its proper divisors (14757).

13333963 is an equidigital number, since it uses as much as digits as its factorization.

13333963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14756.

The product of its digits is 13122, while the sum is 31.

The square root of 13333963 is about 3651.5699363424. The cubic root of 13333963 is about 237.1299530025.

The spelling of 13333963 in words is "thirteen million, three hundred thirty-three thousand, nine hundred sixty-three".