The complement of this graph is the Kneser graph $\mathrm{K}(45,2)$.
| Number of vertices: | $990$ |
| Diameter: | $2$ |
| Intersection array: | $\{86,42;1,4\}$ |
| Spectrum: | $86^1 41^{44} (-2)^{945}$ |
| Automorphism group: | $\mathrm{S}_{45}$ |
| Distance-transitive: | Yes |
| Primitive |