| Quantity | Value | Units |
| Atomic number | 117 | |
| Atomic mass | [294.2105(7)] | g mole-1 |
| Specific gravity | ?? | g cm-3 |
| Mean excitation energy | 1227.0 | eV |
| Minimum ionization | 1.086 | MeV g-1cm2 |
| Nuclear collision length | 126.0 | g cm-2 |
| Nuclear interaction length | 224.3 | g cm-2 |
| Pion collision length | 148.5 | g cm-2 |
| Pion interaction length | 250.1 | g cm-2 |
| Radiation length | 4.95 | g cm-2 |
| Critical energy | 5.63 | MeV (for e-) |
| Molière radius | 18.65 | g cm-2 |
| Plasma energy ℏωp | 68.02 | eV |
| Muon critical energy | 112. | GeV |