12343171 has 2 divisors, whose sum is σ = 12343172. Its totient is φ = 12343170.

The previous prime is 12343169. The next prime is 12343189. The reversal of 12343171 is 17134321.

It is a weak prime.

It is an emirp because it is prime and its reverse (17134321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12343171 - 2¹ = 12343169 is a prime.

Together with 12343169, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (12343271) 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, 6171585 + 6171586.

It is an arithmetic number, because the mean of its divisors is an integer number (6171586).

Almost surely, 2^12343171 is an apocalyptic number.

12343171 is a deficient number, since it is larger than the sum of its proper divisors (1).

12343171 is an equidigital number, since it uses as much as digits as its factorization.

12343171 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 504, while the sum is 22.

The square root of 12343171 is about 3513.2849300904. The cubic root of 12343171 is about 231.1047730959.

Adding to 12343171 its reverse (17134321), we get a palindrome (29477492).

The spelling of 12343171 in words is "twelve million, three hundred forty-three thousand, one hundred seventy-one".