203969061133 has 2 divisors, whose sum is σ = 203969061134. Its totient is φ = 203969061132.

The previous prime is 203969061097. The next prime is 203969061151. The reversal of 203969061133 is 331160969302.

203969061133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 186635232169 + 17333828964 = 432013^2 + 131658^2 .

It is a cyclic number.

It is not a de Polignac number, because 203969061133 - 2²⁵ = 203935506701 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 203969061133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (203969061533) 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, 101984530566 + 101984530567.

It is an arithmetic number, because the mean of its divisors is an integer number (101984530567).

Almost surely, 2^203969061133 is an apocalyptic number.

It is an amenable number.

203969061133 is a deficient number, since it is larger than the sum of its proper divisors (1).

203969061133 is an equidigital number, since it uses as much as digits as its factorization.

203969061133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 157464, while the sum is 43.

The spelling of 203969061133 in words is "two hundred three billion, nine hundred sixty-nine million, sixty-one thousand, one hundred thirty-three".