121126684 has 12 divisors (see below), whose sum is σ = 242253424. Its totient is φ = 51911424.

The previous prime is 121126679. The next prime is 121126693. The reversal of 121126684 is 486621121.

121126684 is an admirable number.

It is a zygodrome in base 2.

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, 2162949 + ... + 2163004.

Almost surely, 2^121126684 is an apocalyptic number.

121126684 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

121126684 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121126684 is a wasteful number, since it uses less digits than its factorization.

121126684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4325964 (or 4325962 counting only the distinct ones).

The product of its digits is 4608, while the sum is 31.

The square root of 121126684 is about 11005.7568572089. The cubic root of 121126684 is about 494.7812984830.

The spelling of 121126684 in words is "one hundred twenty-one million, one hundred twenty-six thousand, six hundred eighty-four".