111111199

Properties

Appears in sequences

• Smallest n-digit prime containing only digits 1 and 9, or 0 if no such prime exists.at n=8A036936
• Smallest prime in which the digit string can be partitioned in n+1 parts such that the product of the first n parts = the (n+1)th one.at n=7A088295
• Smallest n-digit emirp (A006567) with nondecreasing digits.at n=7A127827
• Lesser of emirps (pairs) with digits 1 and 9 only.at n=14A155508
• Prime numbersat n=6363189