2099440589 has 2 divisors, whose sum is σ = 2099440590. Its totient is φ = 2099440588.

The previous prime is 2099440583. The next prime is 2099440591. The reversal of 2099440589 is 9850449902.

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., 1520220100 + 579220489 = 38990^2 + 24067^2 .

It is a cyclic number.

It is not a de Polignac number, because 2099440589 - 2⁴ = 2099440573 is a prime.

Together with 2099440591, 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 (2099440583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1049720294 + 1049720295.

It is an arithmetic number, because the mean of its divisors is an integer number (1049720295).

Almost surely, 2^2099440589 is an apocalyptic number.

It is an amenable number.

2099440589 is a deficient number, since it is larger than the sum of its proper divisors (1).

2099440589 is an equidigital number, since it uses as much as digits as its factorization.

2099440589 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 933120, while the sum is 50.

The square root of 2099440589 is about 45819.6528686109. The cubic root of 2099440589 is about 1280.4654453540.

The spelling of 2099440589 in words is "two billion, ninety-nine million, four hundred forty thousand, five hundred eighty-nine".