803085169 has 2 divisors, whose sum is σ = 803085170. Its totient is φ = 803085168.

The previous prime is 803085137. The next prime is 803085187. The reversal of 803085169 is 961580308.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 497290000 + 305795169 = 22300^2 + 17487^2 .

It is a cyclic number.

It is not a de Polignac number, because 803085169 - 2⁵ = 803085137 is a prime.

It is a super-2 number, since 2×803085169² = 1289891577335517122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (803085119) 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, 401542584 + 401542585.

It is an arithmetic number, because the mean of its divisors is an integer number (401542585).

Almost surely, 2^803085169 is an apocalyptic number.

It is an amenable number.

803085169 is a deficient number, since it is larger than the sum of its proper divisors (1).

803085169 is an equidigital number, since it uses as much as digits as its factorization.

803085169 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 40.

The square root of 803085169 is about 28338.7573651351. The cubic root of 803085169 is about 929.5095764753.

The spelling of 803085169 in words is "eight hundred three million, eighty-five thousand, one hundred sixty-nine".