121276 has 6 divisors (see below), whose sum is σ = 212240.
Its totient is φ = 60636.
The previous prime is 121271. The next prime is 121283. The reversal of 121276 is 672121.
Adding to 121276 its reverse (672121), we get a palindrome (793397).
It is an alternating number because its digits alternate between odd and even.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121271) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15156 + ... + 15163.
2121276 is an apocalyptic number.
It is an amenable number.
121276 is a deficient number, since it is larger than the sum of its proper divisors (90964).
121276 is a wasteful number, since it uses less digits than its factorization.
121276 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30323 (or 30321 counting only the distinct ones).
The product of its digits is 168, while the sum is 19.
The square root of 121276 is about 348.2470387527.
The cubic root of 121276 is about 49.4984524905.
The spelling of 121276 in words is "one hundred twenty-one thousand, two hundred seventy-six".