850011017 has 2 divisors, whose sum is σ = 850011018. Its totient is φ = 850011016.

The previous prime is 850010927. The next prime is 850011049. The reversal of 850011017 is 710110058.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 782376841 + 67634176 = 27971^2 + 8224^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-850011017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 850010983 and 850011001.

It is not a weakly prime, because it can be changed into another prime (850011817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 425005508 + 425005509.

It is an arithmetic number, because the mean of its divisors is an integer number (425005509).

Almost surely, 2^850011017 is an apocalyptic number.

It is an amenable number.

850011017 is a deficient number, since it is larger than the sum of its proper divisors (1).

850011017 is an equidigital number, since it uses as much as digits as its factorization.

850011017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 280, while the sum is 23.

The square root of 850011017 is about 29154.9484136055. The cubic root of 850011017 is about 947.2723297385.

The spelling of 850011017 in words is "eight hundred fifty million, eleven thousand, seventeen".