13368963 has 6 divisors (see below), whose sum is σ = 17833732. Its totient is φ = 8908420.

The previous prime is 13368947. The next prime is 13368991. The reversal of 13368963 is 36986331.

It is not a de Polignac number, because 13368963 - 2⁴ = 13368947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13368923) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5278 + ... + 7388.

Almost surely, 2^13368963 is an apocalyptic number.

13368963 is a deficient number, since it is larger than the sum of its proper divisors (4464769).

13368963 is an frugal number, since it uses more digits than its factorization.

13368963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4225 (or 2114 counting only the distinct ones).

The product of its digits is 69984, while the sum is 39.

The square root of 13368963 is about 3656.3592547779. The cubic root of 13368963 is about 237.3372506420.

It can be divided in two parts, 133 and 68963, that added together give a palindrome (69096).

The spelling of 13368963 in words is "thirteen million, three hundred sixty-eight thousand, nine hundred sixty-three".