444141589 has 2 divisors, whose sum is σ = 444141590. Its totient is φ = 444141588.

The previous prime is 444141553. The next prime is 444141613. The reversal of 444141589 is 985141444.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 440370225 + 3771364 = 20985^2 + 1942^2 .

It is a cyclic number.

It is not a de Polignac number, because 444141589 - 2⁷ = 444141461 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (444141289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222070794 + 222070795.

It is an arithmetic number, because the mean of its divisors is an integer number (222070795).

Almost surely, 2^444141589 is an apocalyptic number.

It is an amenable number.

444141589 is a deficient number, since it is larger than the sum of its proper divisors (1).

444141589 is an equidigital number, since it uses as much as digits as its factorization.

444141589 is an evil number, because the sum of its binary digits is even.

The product of its digits is 92160, while the sum is 40.

The square root of 444141589 is about 21074.6669961829. Note that the first 3 decimals coincide. The cubic root of 444141589 is about 762.9694475106.

The spelling of 444141589 in words is "four hundred forty-four million, one hundred forty-one thousand, five hundred eighty-nine".