200955791 has 2 divisors, whose sum is σ = 200955792. Its totient is φ = 200955790.

The previous prime is 200955751. The next prime is 200955803. The reversal of 200955791 is 197559002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 200955791 - 2²⁶ = 133846927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200955721) 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, 100477895 + 100477896.

It is an arithmetic number, because the mean of its divisors is an integer number (100477896).

Almost surely, 2^200955791 is an apocalyptic number.

200955791 is a deficient number, since it is larger than the sum of its proper divisors (1).

200955791 is an equidigital number, since it uses as much as digits as its factorization.

200955791 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28350, while the sum is 38.

The square root of 200955791 is about 14175.8876618009. The cubic root of 200955791 is about 585.7336508512.

The spelling of 200955791 in words is "two hundred million, nine hundred fifty-five thousand, seven hundred ninety-one".