13343 has 4 divisors (see below), whose sum is σ = 14568. Its totient is φ = 12120.

The previous prime is 13339. The next prime is 13367. The reversal of 13343 is 34331.

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: 34331 = 11 ⋅3121.

It is a cyclic number.

It is not a de Polignac number, because 13343 - 2² = 13339 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 (13313) 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, 596 + ... + 617.

It is an arithmetic number, because the mean of its divisors is an integer number (3642).

2¹³³⁴³ is an apocalyptic number.

13343 is a deficient number, since it is larger than the sum of its proper divisors (1225).

13343 is a wasteful number, since it uses less digits than its factorization.

13343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1224.

The product of its digits is 108, while the sum is 14.

The square root of 13343 is about 115.5119041484. The cubic root of 13343 is about 23.7183511959.

Adding to 13343 its reverse (34331), we get a palindrome (47674).

The spelling of 13343 in words is "thirteen thousand, three hundred forty-three".