First numbers that belong to both sets:
101,
103,
107,
109,
113,
115,
303,
307,
311,
313,
317,
319,
509,
511,
515,
517,
519,
521,
707,
709,
713,
717,
719,
721,
911,
913,
917,
919,
923,
1001,
1003,
1007,
1009,
1013,
1203,
1207,
1211,
1213,
1217,
1219,
1409,
1411,
1415,
1417,
1607,
1609,
1613,
1615,
1619,
1621,
1811,
1817,
1819,
1823,
2017,
2021,
2027,
2103,
2111,
2113,
2117,
2119,
2309,
2311,
2315,
2317,
2319,
2321,
2507,
2509,
2513,
2515,
2517,
2519,
2521,
2711,
2713,
2717,
2719,
2723,
2911,
2913,
2917,
2921,
2923,
2927,
3007,
3009,
3011,
3013,
3017,
3209,
3215,
3217,
3221,
3407,
3409,
3413,
3415,
3419,
3421,
3611,
3613,
3617,
3619,
3621,
3623,
3811,
3815,
3817,
3821,
3823,
3827,
4019,
4021,
4027,
4109,
4111,
4115,
4117,
4119,
4121,
4307,
4309,
4313,
4315,
4317,
4321,
4323,
4511,
4513,
4517,
4519,
4521,
4523,
4713,
4717,
4721,
4723,
4727,
4915,
4917,
4919,
4921,
4927,
5009,
5011,
5015,
5017,
5207,
5209,
5213,
5215,
5221,
5411,
5413,
5417,
5419,
5423,
5611,
5613,
5615,
5617,
5621,
5623,
5627,
5813,
5815,
5821,
5827,
6017,
6019,
6023,
6029,
6031,
6107,
6109,
6113,
6115,
6117,
6119,
6121,
6311,
6313,
6317,
6319,
6323,
6511,
6515,
6519,
6521,
6523,
6527,
6715,
6719,
6721,
6729,
6917,
6919,
6927,
6931,
7009,
7013,
7017,
7019,
7021,
7211,
7213,
7217,
7219,
7221,
7223,
7411,
7415,
7417,
7421,
7423,
7427,
7613,
7615,
7619,
7621,
7627,
7629,
7817,
7819,
7823,
7827,
7829,
7831,
8021,
8023,
8027,
8029,
8033,
8111,
8113,
8117,
8119,
8123,
8311,
8315,
8317,
8319,
8321,
8327,
8513,
8517,
8519,
8521,
8527,
8529,
8717,
8719,
8723,
8727,
8731,
8917,
8921,
8923,
8927,
8929,
8933,
9011,
9013,
9017,
9019,
9211,
9215,
9217,
9221,
9223,
9227,
9413,
9415,
9419,
9421,
9427,
9617,
9619.
Some larger examples :
9999349,
9999353,
9999541,
9999545,
9999547,
9999551,
9999553,
9999557,
9999743,
9999745,
9999749,
9999751,
9999753,
9999755,
9999757,
9999947,
9999949,
9999953,
9999955,
9999959.