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Curzon n.  and  unprimeable n.

First numbers that belong to both sets:

326, 510, 530, 534, 846, 894, 1070, 1134, 1146, 1265, 1338, 1346, 1418, 1505, 1685, 1686, 1766, 1790, 1850, 1854, 1898, 1925, 1926, 1965, 2045, 2046, 2078, 2105, 2186, 2198, 2325, 2366, 2406, 2486, 2510, 2585, 2825, 2826, 3050, 3098, 3150, 3158, 3234, 3245, 3285, 3474, 3485, 3506, 3665, 3666, 3758, 3786, 3810, 3894, 3950, 3974, 4034, 4085, 4145, 4146, 4194, 4314, 4410, 4418, 4430, 4470, 4554, 4578, 4610, 4685, 4710, 4718, 4745, 4766, 4890, 4925, 5045, 5046, 5066, 5126, 5214, 5250, 5366, 5426, 5454, 5546, 5606, 5910, 5966, 5970, 5990, 6186, 6410, 6414, 6518, 6645, 6725, 6938, 7086, 7098, 7110, 7146, 7266, 7274, 7278, 7310, 7314, 7370, 7385, 7406, 7425, 7445, 7730, 7770, 7830, 7898, 7985, 7986, 8045, 8070, 8150, 8330, 8345, 8346, 8405, 8450, 8490, 8558, 8658, 8790, 8798, 8874, 8918, 8985, 9030, 9038, 9074, 9114, 9350, 9365, 9386, 9458, 9486, 9506, 9570, 9578, 9590, 9650, 9654, 9750, 9770, 9986, 9998, 10010, 10014, 10025, 10050, 10058, 10086, 10205, 10238, 10374, 10385, 10386, 10574, 10578, 10670, 10745, 10746, 10805, 10806, 10878, 10910, 10925, 11018, 11226, 11306, 11334, 11345, 11370, 11405, 11450, 11565, 11645, 11646, 11666, 11754, 11765, 11790, 11870, 11990, 12054, 12066, 12125, 12185, 12186, 12338, 12354, 12366, 12594, 12626, 12770, 12810, 12866, 12870, 12990, 12998, 13010, 13014, 13026, 13070, 13085, 13118, 13130, 13278, 13286, 13346, 13350, 13358, 13406, 13430, 13505, 13545, 13605, 13770, 13866, 13946, 13950, 13958, 13970, 14090, 14114, 14138, 14214, 14238, 14270, 14274, 14310, 14330, 14334, 14394, 14450, 14454, 14586, 14610, 14670, 14705, 14805, 14918, 14994, 15005, 15006, 15045, 15485, 15506, 15534, 15590, 15594, 15638, 15698, 15758, 15945, 15986, 16014, 16025, 16154, 16170, 16205, 16206, 16286, 16326, 16358, 16374, 16394, 16398, 16466, 16506, 16590, 16730, 16734.

Some larger examples :