14343391 has 2 divisors, whose sum is σ = 14343392. Its totient is φ = 14343390.

The previous prime is 14343389. The next prime is 14343403. The reversal of 14343391 is 19334341.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14343391 - 2¹ = 14343389 is a prime.

Together with 14343389, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14343311) 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, 7171695 + 7171696.

It is an arithmetic number, because the mean of its divisors is an integer number (7171696).

Almost surely, 2^14343391 is an apocalyptic number.

14343391 is a deficient number, since it is larger than the sum of its proper divisors (1).

14343391 is an equidigital number, since it uses as much as digits as its factorization.

14343391 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3888, while the sum is 28.

The square root of 14343391 is about 3787.2669565268. The cubic root of 14343391 is about 242.9688580277.

It can be divided in two parts, 143 and 43391, that added together give a palindrome (43534).

The spelling of 14343391 in words is "fourteen million, three hundred forty-three thousand, three hundred ninety-one".