12343291 has 2 divisors, whose sum is σ = 12343292. Its totient is φ = 12343290.

The previous prime is 12343283. The next prime is 12343313. The reversal of 12343291 is 19234321.

It is a weak prime.

It is an emirp because it is prime and its reverse (19234321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12343291 - 2³ = 12343283 is a prime.

It is not a weakly prime, because it can be changed into another prime (12343231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6171645 + 6171646.

It is an arithmetic number, because the mean of its divisors is an integer number (6171646).

Almost surely, 2^12343291 is an apocalyptic number.

12343291 is a deficient number, since it is larger than the sum of its proper divisors (1).

12343291 is an equidigital number, since it uses as much as digits as its factorization.

12343291 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1296, while the sum is 25.

The square root of 12343291 is about 3513.3020080830. The cubic root of 12343291 is about 231.1055220251.

The spelling of 12343291 in words is "twelve million, three hundred forty-three thousand, two hundred ninety-one".