397 is the 19th Individual Twin Gaussian composite.
| Index | Individual TGC |
| 1 | 13 |
| 2 | 17 |
| 3 | 37 |
| 4 | 41 |
| 5 | 97 |
| 6 | 101 |
| 7 | 109 |
| 8 | 113 |
| 9 | 193 |
| 10 | 197 |
| 11 | 229 |
| 12 | 233 |
| 13 | 277 |
| 14 | 281 |
| 15 | 313 |
| 16 | 317 |
| 17 | 349 |
| 18 | 353 |
| 19 | 397 |
1273 = 19 × 67 needs to be checked in the Quran. Verse 12:73 is prime-numbered verse, and it is the 397th prime-numbered verse from the beginning of the Quran.
1273rd prime-numbered verse from the beginning of the Quran is 55:19 and 5519 is the index of composite 6346 which is the total number of verses in the Quran including the un-numbered “In the Name of God, the all Gracious, the all Merciful”.
