13397303 has 4 divisors (see below), whose sum is σ = 13682400. Its totient is φ = 13112208.

The previous prime is 13397291. The next prime is 13397311. The reversal of 13397303 is 30379331.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30379331 = 37 ⋅821063.

It is a cyclic number.

It is not a de Polignac number, because 13397303 - 2⁸ = 13397047 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 (13397353) 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, 142478 + ... + 142571.

It is an arithmetic number, because the mean of its divisors is an integer number (3420600).

Almost surely, 2^13397303 is an apocalyptic number.

13397303 is a deficient number, since it is larger than the sum of its proper divisors (285097).

13397303 is an equidigital number, since it uses as much as digits as its factorization.

13397303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285096.

The product of its (nonzero) digits is 5103, while the sum is 29.

The square root of 13397303 is about 3660.2326428794. The cubic root of 13397303 is about 237.5048375746.

The spelling of 13397303 in words is "thirteen million, three hundred ninety-seven thousand, three hundred three".