13318363 has 4 divisors (see below), whose sum is σ = 13423360. Its totient is φ = 13213368.

The previous prime is 13318321. The next prime is 13318367. The reversal of 13318363 is 36381331.

13318363 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 13318363 - 2²¹ = 11221211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13318367) 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, 52308 + ... + 52561.

It is an arithmetic number, because the mean of its divisors is an integer number (3355840).

Almost surely, 2^13318363 is an apocalyptic number.

13318363 is a deficient number, since it is larger than the sum of its proper divisors (104997).

13318363 is a wasteful number, since it uses less digits than its factorization.

13318363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104996.

The product of its digits is 3888, while the sum is 28.

The square root of 13318363 is about 3649.4332436695. The cubic root of 13318363 is about 237.0374406005.

Adding to 13318363 its reverse (36381331), we get a palindrome (49699694).

It can be divided in two parts, 133 and 18363, that added together give a square (18496 = 136²).

The spelling of 13318363 in words is "thirteen million, three hundred eighteen thousand, three hundred sixty-three".