This number is a prime.
2673 3028994951
The smallest prime of the form 1^n+3^n+5^n+7^n+9^n+11^n+13^n, for n > 0 (n = 12). [Marcel]
The smallest prime of the form
1^n+3^n+5^n+7^n+9^n+11^n+13^n, for n > 0 (n = 12). [Marcel]