13117343 has 2 divisors, whose sum is σ = 13117344. Its totient is φ = 13117342.

The previous prime is 13117331. The next prime is 13117369. The reversal of 13117343 is 34371131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13117343 - 2¹⁰ = 13116319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13117373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6558671 + 6558672.

It is an arithmetic number, because the mean of its divisors is an integer number (6558672).

Almost surely, 2^13117343 is an apocalyptic number.

13117343 is a deficient number, since it is larger than the sum of its proper divisors (1).

13117343 is an equidigital number, since it uses as much as digits as its factorization.

13117343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 756, while the sum is 23.

The square root of 13117343 is about 3621.7872659779. The cubic root of 13117343 is about 235.8388191304.

Adding to 13117343 its reverse (34371131), we get a palindrome (47488474).

The spelling of 13117343 in words is "thirteen million, one hundred seventeen thousand, three hundred forty-three".