This number is a prime.
The smallest increasing concatenation of 1^1 then 2^2 then...then n^n that is prime, starting with 1. [Patterson]
The smallest prime whose the concatenation of the first two digits is equal to the product of the other digits (14 = 2*7). [Loungrides]
The admission number of the celebrated French poet Arthur Rimbaud to the "Hôpital de la Conception" (Marseille), where he had the right leg amputated for osteosarcoma. [Olry]
Smallest prime formed by concatenating the self powers of numbers, i.e., 1^1, 2^2 , 3^3, ... . [Sariyar]
There are exactly 1427 fours in the first 1427 fourth powers. [Gaydos]
The second hand occurs midway between hour and minute hands 1427 times every twelve hours. [Gupta]
The only known prime formed by the concatenation of the first terms in the Pillai sequence. Note that the concatenation of two Turkish cities, Sivas and Ankara, form a substring of his middle name (Subbayya Sivasankaranarayana Pillai). [Sariyar]