803271121 has 2 divisors, whose sum is σ = 803271122. Its totient is φ = 803271120.

The previous prime is 803271109. The next prime is 803271173. The reversal of 803271121 is 121172308.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 802928896 + 342225 = 28336^2 + 585^2 .

It is a cyclic number.

It is not a de Polignac number, because 803271121 - 2⁹ = 803270609 is a prime.

It is not a weakly prime, because it can be changed into another prime (803271181) 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, 401635560 + 401635561.

It is an arithmetic number, because the mean of its divisors is an integer number (401635561).

Almost surely, 2^803271121 is an apocalyptic number.

It is an amenable number.

803271121 is a deficient number, since it is larger than the sum of its proper divisors (1).

803271121 is an equidigital number, since it uses as much as digits as its factorization.

803271121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 25.

The square root of 803271121 is about 28342.0380530406. The cubic root of 803271121 is about 929.5813126716.

The spelling of 803271121 in words is "eight hundred three million, two hundred seventy-one thousand, one hundred twenty-one".