12343271 has 2 divisors, whose sum is σ = 12343272. Its totient is φ = 12343270.

The previous prime is 12343231. The next prime is 12343283. The reversal of 12343271 is 17234321.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12343271 is a 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 (12343231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6171635 + 6171636.

It is an arithmetic number, because the mean of its divisors is an integer number (6171636).

Almost surely, 2^12343271 is an apocalyptic number.

12343271 is a deficient number, since it is larger than the sum of its proper divisors (1).

12343271 is an equidigital number, since it uses as much as digits as its factorization.

12343271 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1008, while the sum is 23.

The square root of 12343271 is about 3513.2991617567. The cubic root of 12343271 is about 231.1053972039.

Adding to 12343271 its reverse (17234321), we get a palindrome (29577592).

The spelling of 12343271 in words is "twelve million, three hundred forty-three thousand, two hundred seventy-one".