121125286 has 8 divisors (see below), whose sum is σ = 187953120. Its totient is φ = 58474248.

The previous prime is 121125259. The next prime is 121125293. The reversal of 121125286 is 682521121.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1044126 + ... + 1044241.

It is an arithmetic number, because the mean of its divisors is an integer number (23494140).

Almost surely, 2^121125286 is an apocalyptic number.

121125286 is a deficient number, since it is larger than the sum of its proper divisors (66827834).

121125286 is a wasteful number, since it uses less digits than its factorization.

121125286 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2088398.

The product of its digits is 1920, while the sum is 28.

The square root of 121125286 is about 11005.6933448102. The cubic root of 121125286 is about 494.7793949473.

The spelling of 121125286 in words is "one hundred twenty-one million, one hundred twenty-five thousand, two hundred eighty-six".