Observe the function f(x) = -2x^2 + 17x + 1. Which statements about this graph is true?

1. The leading coefficient is negative, indicating that the parabola opens downwards.

2. The vertex of the parabola is a maximum point.
3. The graph intersects the x-axis at two points.
4. The y-intercept of the graph is at (0, 1).
5. The axis of symmetry of the parabola is x = 4.25.