121125266 has 8 divisors (see below), whose sum is σ = 191250480. Its totient is φ = 57375108.

The previous prime is 121125259. The next prime is 121125293. The reversal of 121125266 is 662521121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1593716 + ... + 1593791.

It is an arithmetic number, because the mean of its divisors is an integer number (23906310).

Almost surely, 2^121125266 is an apocalyptic number.

121125266 is a deficient number, since it is larger than the sum of its proper divisors (70125214).

121125266 is a wasteful number, since it uses less digits than its factorization.

121125266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3187528.

The product of its digits is 1440, while the sum is 26.

The square root of 121125266 is about 11005.6924361896. The cubic root of 121125266 is about 494.7793677149.

Adding to 121125266 its reverse (662521121), we get a palindrome (783646387).

The spelling of 121125266 in words is "one hundred twenty-one million, one hundred twenty-five thousand, two hundred sixty-six".