2088443209 has 2 divisors, whose sum is σ = 2088443210. Its totient is φ = 2088443208.

The previous prime is 2088443191. The next prime is 2088443219. The reversal of 2088443209 is 9023448802.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1258830400 + 829612809 = 35480^2 + 28803^2 .

It is a cyclic number.

It is not a de Polignac number, because 2088443209 - 2⁵ = 2088443177 is a prime.

It is not a weakly prime, because it can be changed into another prime (2088443219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1044221604 + 1044221605.

It is an arithmetic number, because the mean of its divisors is an integer number (1044221605).

Almost surely, 2^2088443209 is an apocalyptic number.

It is an amenable number.

2088443209 is a deficient number, since it is larger than the sum of its proper divisors (1).

2088443209 is an equidigital number, since it uses as much as digits as its factorization.

2088443209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 110592, while the sum is 40.

The square root of 2088443209 is about 45699.4880605899. The cubic root of 2088443209 is about 1278.2257336802.

The spelling of 2088443209 in words is "two billion, eighty-eight million, four hundred forty-three thousand, two hundred nine".