133203303187 has 2 divisors, whose sum is σ = 133203303188. Its totient is φ = 133203303186.

The previous prime is 133203303161. The next prime is 133203303197. The reversal of 133203303187 is 781303302331.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133203303187 is a prime.

It is not a weakly prime, because it can be changed into another prime (133203303137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66601651593 + 66601651594.

It is an arithmetic number, because the mean of its divisors is an integer number (66601651594).

Almost surely, 2^133203303187 is an apocalyptic number.

133203303187 is a deficient number, since it is larger than the sum of its proper divisors (1).

133203303187 is an equidigital number, since it uses as much as digits as its factorization.

133203303187 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 34.

The spelling of 133203303187 in words is "one hundred thirty-three billion, two hundred three million, three hundred three thousand, one hundred eighty-seven".