2128834559 has 2 divisors, whose sum is σ = 2128834560. Its totient is φ = 2128834558.

The previous prime is 2128834531. The next prime is 2128834597. The reversal of 2128834559 is 9554388212.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2128834559 - 2²⁸ = 1860399103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2128834159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1064417279 + 1064417280.

It is an arithmetic number, because the mean of its divisors is an integer number (1064417280).

Almost surely, 2^2128834559 is an apocalyptic number.

2128834559 is a deficient number, since it is larger than the sum of its proper divisors (1).

2128834559 is an equidigital number, since it uses as much as digits as its factorization.

2128834559 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 691200, while the sum is 47.

The square root of 2128834559 is about 46139.2951723366. The cubic root of 2128834559 is about 1286.4136428805.

The spelling of 2128834559 in words is "two billion, one hundred twenty-eight million, eight hundred thirty-four thousand, five hundred fifty-nine".