2059220689 has 2 divisors, whose sum is σ = 2059220690. Its totient is φ = 2059220688.

The previous prime is 2059220687. The next prime is 2059220717. The reversal of 2059220689 is 9860229502.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1833980625 + 225240064 = 42825^2 + 15008^2 .

It is a cyclic number.

It is not a de Polignac number, because 2059220689 - 2¹ = 2059220687 is a prime.

Together with 2059220687, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2059220687) 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, 1029610344 + 1029610345.

It is an arithmetic number, because the mean of its divisors is an integer number (1029610345).

Almost surely, 2^2059220689 is an apocalyptic number.

It is an amenable number.

2059220689 is a deficient number, since it is larger than the sum of its proper divisors (1).

2059220689 is an equidigital number, since it uses as much as digits as its factorization.

2059220689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 155520, while the sum is 43.

The square root of 2059220689 is about 45378.6369231161. The cubic root of 2059220689 is about 1272.2358549718.

The spelling of 2059220689 in words is "two billion, fifty-nine million, two hundred twenty thousand, six hundred eighty-nine".