14144789 has 2 divisors, whose sum is σ = 14144790. Its totient is φ = 14144788.

The previous prime is 14144743. The next prime is 14144813. The reversal of 14144789 is 98744141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13764100 + 380689 = 3710^2 + 617^2 .

It is a cyclic number.

It is not a de Polignac number, because 14144789 - 2¹⁶ = 14079253 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14144729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7072394 + 7072395.

It is an arithmetic number, because the mean of its divisors is an integer number (7072395).

Almost surely, 2^14144789 is an apocalyptic number.

It is an amenable number.

14144789 is a deficient number, since it is larger than the sum of its proper divisors (1).

14144789 is an equidigital number, since it uses as much as digits as its factorization.

14144789 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32256, while the sum is 38.

The square root of 14144789 is about 3760.9558625435. The cubic root of 14144789 is about 241.8422405984.

The spelling of 14144789 in words is "fourteen million, one hundred forty-four thousand, seven hundred eighty-nine".