• 134 can be written using four 4's:
134 is an esthetic number in base 14, because in such base its adjacent digits differ by 1.
It is a semiprime because it is the product of two primes.
It is a Curzon number.
It is a plaindrome in base 3, base 9, base 10, base 11 and base 15.
It is a nialpdrome in base 12, base 13, base 14 and base 16.
It is a zygodrome in base 3.
It is a congruent number.
134 is an equidigital number, since it uses as much as digits as its factorization.
134 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 69.
The square root of 134 is about 11.5758369028. The cubic root of 134 is about 5.1172299469.
Adding to 134 its reverse (431), we get a palindrome (565).
The spelling of 134 in words is "one hundred thirty-four", and thus it is an aban number.