14455643 has 2 divisors, whose sum is σ = 14455644. Its totient is φ = 14455642.

The previous prime is 14455631. The next prime is 14455669. The reversal of 14455643 is 34655441.

It is a weak prime.

It is an emirp because it is prime and its reverse (34655441) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14455643 is a prime.

It is a super-2 number, since 2×14455643² = 417931229086898, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (14455603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7227821 + 7227822.

It is an arithmetic number, because the mean of its divisors is an integer number (7227822).

Almost surely, 2^14455643 is an apocalyptic number.

14455643 is a deficient number, since it is larger than the sum of its proper divisors (1).

14455643 is an equidigital number, since it uses as much as digits as its factorization.

14455643 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28800, while the sum is 32.

The square root of 14455643 is about 3802.0577323339. The cubic root of 14455643 is about 243.6010399967.

The spelling of 14455643 in words is "fourteen million, four hundred fifty-five thousand, six hundred forty-three".