23 × 7 × 157 × 141709
1, 2, 4, 7, 8, 14, 28, 56, 157, 314, 628, 1099, 1256, 2198, 4396, 8792, 141709, 283418, 566836, 991963, 1133672, 1983926, 3967852, 7935704, 22248313, 44496626, 88993252, 155738191, 177986504, 311476382, 622952764 and 1245905528
No.
Its nearest Fibonacci number neighbors are 1134903170 and 1836311903.