14343040134491 has 2 divisors, whose sum is σ = 14343040134492. Its totient is φ = 14343040134490.

The previous prime is 14343040134473. The next prime is 14343040134547. The reversal of 14343040134491 is 19443104034341.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14343040134491 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (14343043134491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7171520067245 + 7171520067246.

It is an arithmetic number, because the mean of its divisors is an integer number (7171520067246).

Almost surely, 2^{14343040134491} is an apocalyptic number.

14343040134491 is a deficient number, since it is larger than the sum of its proper divisors (1).

14343040134491 is an equidigital number, since it uses as much as digits as its factorization.

14343040134491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 248832, while the sum is 41.

The spelling of 14343040134491 in words is "fourteen trillion, three hundred forty-three billion, forty million, one hundred thirty-four thousand, four hundred ninety-one".