2081837633 has 2 divisors, whose sum is σ = 2081837634. Its totient is φ = 2081837632.

The previous prime is 2081837551. The next prime is 2081837669. The reversal of 2081837633 is 3367381802.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1382129329 + 699708304 = 37177^2 + 26452^2 .

It is a cyclic number.

It is not a de Polignac number, because 2081837633 - 2¹⁶ = 2081772097 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2081837683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1040918816 + 1040918817.

It is an arithmetic number, because the mean of its divisors is an integer number (1040918817).

Almost surely, 2^2081837633 is an apocalyptic number.

It is an amenable number.

2081837633 is a deficient number, since it is larger than the sum of its proper divisors (1).

2081837633 is an equidigital number, since it uses as much as digits as its factorization.

2081837633 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 41.

The square root of 2081837633 is about 45627.1589407011. The cubic root of 2081837633 is about 1276.8766690092.

The spelling of 2081837633 in words is "two billion, eighty-one million, eight hundred thirty-seven thousand, six hundred thirty-three".