14247689 has 2 divisors, whose sum is σ = 14247690. Its totient is φ = 14247688.

The previous prime is 14247677. The next prime is 14247707. The reversal of 14247689 is 98674241.

14247689 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9560464 + 4687225 = 3092^2 + 2165^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-14247689 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (14243689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7123844 + 7123845.

It is an arithmetic number, because the mean of its divisors is an integer number (7123845).

Almost surely, 2^14247689 is an apocalyptic number.

It is an amenable number.

14247689 is a deficient number, since it is larger than the sum of its proper divisors (1).

14247689 is an equidigital number, since it uses as much as digits as its factorization.

14247689 is an evil number, because the sum of its binary digits is even.

The product of its digits is 96768, while the sum is 41.

The square root of 14247689 is about 3774.6111057962. The cubic root of 14247689 is about 242.4272726252.

The spelling of 14247689 in words is "fourteen million, two hundred forty-seven thousand, six hundred eighty-nine".