| Next prime | 11 |
| Previous prime | 5 |
| Octal | (7)8 |
| Hexadecimal | (7)16 |
| Prime gap | 4 |
| 2nd Prime triplet (the smallest number) | The others are 11 and 13 . |
| 2nd Cousin prime (the small number) | The big number is 11 . |
| 2nd Sexy prime (the small number) | The big number is 13 . |
| 1st Prime of the Form 3n+1 | 22 + 3 * 12 |
| 2nd Prime of the Form 4n+3 | |
| 2nd Mersenne prime | 23 - 1 |
| 2nd Euclid prime | 3*2 + 1 |
| 3rd primorial prime | 3*2 + 1 |
| 4th Factorial prime | 3! + 1 |
| 3rd Double factorial prime | 4!! - 1 |
| 2nd Safe prime | |
| 4th Left-truncatable prime | |
| 4th Right-truncatable prime | |
| 4th Two-sided prime |