121038966 has 12 divisors (see below), whose sum is σ = 262251132. Its totient is φ = 40346316.

The previous prime is 121038947. The next prime is 121039007. The reversal of 121038966 is 669830121.

121038966 is a `hidden beast` number, since 1 + 210 + 389 + 66 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 121038966.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3362176 + ... + 3362211.

It is an arithmetic number, because the mean of its divisors is an integer number (21854261).

Almost surely, 2^121038966 is an apocalyptic number.

121038966 is an abundant number, since it is smaller than the sum of its proper divisors (141212166).

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

121038966 is a wasteful number, since it uses less digits than its factorization.

121038966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6724395 (or 6724392 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 121038966 is about 11001.7710392464. The cubic root of 121038966 is about 494.6618320821.

The spelling of 121038966 in words is "one hundred twenty-one million, thirty-eight thousand, nine hundred sixty-six".