800047133 has 2 divisors, whose sum is σ = 800047134. Its totient is φ = 800047132.

The previous prime is 800047109. The next prime is 800047151. The reversal of 800047133 is 331740008.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 775176964 + 24870169 = 27842^2 + 4987^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-800047133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (800047103) 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, 400023566 + 400023567.

It is an arithmetic number, because the mean of its divisors is an integer number (400023567).

Almost surely, 2^800047133 is an apocalyptic number.

It is an amenable number.

800047133 is a deficient number, since it is larger than the sum of its proper divisors (1).

800047133 is an equidigital number, since it uses as much as digits as its factorization.

800047133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 800047133 is about 28285.1044367879. The cubic root of 800047133 is about 928.3359973651.

The spelling of 800047133 in words is "eight hundred million, forty-seven thousand, one hundred thirty-three".