This number is a prime.
The Panic of 1907 was a financial crisis that occurred in
the United States. (Subprime lending was not legal at that time.)
1907^1907 - 1906^1906 is prime. It is the smallest
four-digit number with this property. [Bajpai]
The New Year's Eve "ball drop" in New York City's Time Square was first held in 1907. [Marshalene]
(There is one curio for this number that has not yet been approved by an editor.)
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