2008681133 has 2 divisors, whose sum is σ = 2008681134. Its totient is φ = 2008681132.

The previous prime is 2008680977. The next prime is 2008681153. The reversal of 2008681133 is 3311868002.

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., 2006771209 + 1909924 = 44797^2 + 1382^2 .

It is a cyclic number.

It is not a de Polignac number, because 2008681133 - 2³⁰ = 934939309 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2008681133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2008681153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1004340566 + 1004340567.

It is an arithmetic number, because the mean of its divisors is an integer number (1004340567).

Almost surely, 2^2008681133 is an apocalyptic number.

It is an amenable number.

2008681133 is a deficient number, since it is larger than the sum of its proper divisors (1).

2008681133 is an equidigital number, since it uses as much as digits as its factorization.

2008681133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 2008681133 is about 44818.3124738092. The cubic root of 2008681133 is about 1261.7413424301.

The spelling of 2008681133 in words is "two billion, eight million, six hundred eighty-one thousand, one hundred thirty-three".