806298133 has 2 divisors, whose sum is σ = 806298134. Its totient is φ = 806298132.

The previous prime is 806298121. The next prime is 806298221. The reversal of 806298133 is 331892608.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 506385009 + 299913124 = 22503^2 + 17318^2 .

It is a cyclic number.

It is not a de Polignac number, because 806298133 - 2¹³ = 806289941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (806298433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 403149066 + 403149067.

It is an arithmetic number, because the mean of its divisors is an integer number (403149067).

Almost surely, 2^806298133 is an apocalyptic number.

It is an amenable number.

806298133 is a deficient number, since it is larger than the sum of its proper divisors (1).

806298133 is an equidigital number, since it uses as much as digits as its factorization.

806298133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 806298133 is about 28395.3892912212. The cubic root of 806298133 is about 930.7475136222.

The spelling of 806298133 in words is "eight hundred six million, two hundred ninety-eight thousand, one hundred thirty-three".