14291789 has 2 divisors, whose sum is σ = 14291790. Its totient is φ = 14291788.

The previous prime is 14291779. The next prime is 14291791. The reversal of 14291789 is 98719241.

14291789 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12709225 + 1582564 = 3565^2 + 1258^2 .

It is a cyclic number.

It is not a de Polignac number, because 14291789 - 2²⁰ = 13243213 is a prime.

Together with 14291791, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14291749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7145894 + 7145895.

It is an arithmetic number, because the mean of its divisors is an integer number (7145895).

Almost surely, 2^14291789 is an apocalyptic number.

It is an amenable number.

14291789 is a deficient number, since it is larger than the sum of its proper divisors (1).

14291789 is an equidigital number, since it uses as much as digits as its factorization.

14291789 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288, while the sum is 41.

The square root of 14291789 is about 3780.4482538450. The cubic root of 14291789 is about 242.6771384387.

The spelling of 14291789 in words is "fourteen million, two hundred ninety-one thousand, seven hundred eighty-nine".