11644343 has 2 divisors, whose sum is σ = 11644344. Its totient is φ = 11644342.

The previous prime is 11644331. The next prime is 11644379. The reversal of 11644343 is 34344611.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11644343 - 2¹⁰ = 11643319 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11644043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5822171 + 5822172.

It is an arithmetic number, because the mean of its divisors is an integer number (5822172).

Almost surely, 2^11644343 is an apocalyptic number.

11644343 is a deficient number, since it is larger than the sum of its proper divisors (1).

11644343 is an equidigital number, since it uses as much as digits as its factorization.

11644343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3456, while the sum is 26.

The square root of 11644343 is about 3412.3808404104. The cubic root of 11644343 is about 226.6583188487.

Adding to 11644343 its reverse (34344611), we get a palindrome (45988954).

The spelling of 11644343 in words is "eleven million, six hundred forty-four thousand, three hundred forty-three".