The smallest is 29.
The number is 23.
There are actually three valid answers: 17, 53, and 71 All are prime and all have digits adding to 8.
995
There are two numbers that satisfy the criteria. 38 and 83
'17' is a prime number. The sum of the digits is 1 + 7 = 8 > 7.
12
The smallest is 29.
43
13
The number is 23.
2014 ( The sum of the digits = 7, a prime number )
It is: 59
what number is prime to 40 29 - it's a prime number (divisible only by 1 and itself) and if you sum the two digits 2 + 9 = 11
2025.
67
I think it will be 17. The sum of digits is 8, which is the cube of 2.