803089109 has 2 divisors, whose sum is σ = 803089110. Its totient is φ = 803089108.

The previous prime is 803089039. The next prime is 803089117. The reversal of 803089109 is 901980308.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 735602884 + 67486225 = 27122^2 + 8215^2 .

It is a cyclic number.

It is not a de Polignac number, because 803089109 - 2¹² = 803085013 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (803089709) 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, 401544554 + 401544555.

It is an arithmetic number, because the mean of its divisors is an integer number (401544555).

Almost surely, 2^803089109 is an apocalyptic number.

It is an amenable number.

803089109 is a deficient number, since it is larger than the sum of its proper divisors (1).

803089109 is an equidigital number, since it uses as much as digits as its factorization.

803089109 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 38.

The square root of 803089109 is about 28338.8268811537. The cubic root of 803089109 is about 929.5110965556.

The spelling of 803089109 in words is "eight hundred three million, eighty-nine thousand, one hundred nine".