13347 has 6 divisors (see below), whose sum is σ = 19292. Its totient is φ = 8892.

The previous prime is 13339. The next prime is 13367. The reversal of 13347 is 74331.

It is not a de Polignac number, because 13347 - 2³ = 13339 is a prime.

It is a Duffinian number.

13347 is a lucky number.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (13327) 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, 733 + ... + 750.

2¹³³⁴⁷ is an apocalyptic number.

13347 is a deficient number, since it is larger than the sum of its proper divisors (5945).

13347 is a wasteful number, since it uses less digits than its factorization.

13347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1489 (or 1486 counting only the distinct ones).

The product of its digits is 252, while the sum is 18.

The square root of 13347 is about 115.5292170838. The cubic root of 13347 is about 23.7207210759.

Adding to 13347 its reverse (74331), we get a palindrome (87678).

The spelling of 13347 in words is "thirteen thousand, three hundred forty-seven".