53 and 61 are prime numbers.
The prime number after 53 is 61.
61
They are: 37 41 43 47 53 59 61 67.
The numbers 53, 59, 61 and 67 are prime.
37 41 43 47 53 59 61 341
53, 59, 61, 67, 71, 73.
They are: 53, 59, 61, 67, 71 and 73
47, 53, 59, 61, 57, 71, 73, 79
61 is a prime number.
29, 31, 37, 41, 43, 47, 53, 59, 61 . . .
43 47 53 59 61 67.
61 is a prime number