14386643 has 2 divisors, whose sum is σ = 14386644. Its totient is φ = 14386642.

The previous prime is 14386637. The next prime is 14386651. The reversal of 14386643 is 34668341.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 14386643 - 2¹² = 14382547 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (14386663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7193321 + 7193322.

It is an arithmetic number, because the mean of its divisors is an integer number (7193322).

Almost surely, 2^14386643 is an apocalyptic number.

14386643 is a deficient number, since it is larger than the sum of its proper divisors (1).

14386643 is an equidigital number, since it uses as much as digits as its factorization.

14386643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41472, while the sum is 35.

The square root of 14386643 is about 3792.9728446167. The cubic root of 14386643 is about 243.2128343567.

The spelling of 14386643 in words is "fourteen million, three hundred eighty-six thousand, six hundred forty-three".