121833384 has 16 divisors (see below), whose sum is σ = 304583520. Its totient is φ = 40611120.

The previous prime is 121833343. The next prime is 121833391. The reversal of 121833384 is 483338121.

It is a nude number because it is divisible by every one of its digits.

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, 2538172 + ... + 2538219.

It is an arithmetic number, because the mean of its divisors is an integer number (19036470).

Almost surely, 2^121833384 is an apocalyptic number.

It is an amenable number.

121833384 is an abundant number, since it is smaller than the sum of its proper divisors (182750136).

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

121833384 is a wasteful number, since it uses less digits than its factorization.

121833384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5076400 (or 5076396 counting only the distinct ones).

The product of its digits is 13824, while the sum is 33.

The square root of 121833384 is about 11037.8160883392. The cubic root of 121833384 is about 495.7416817409.

The spelling of 121833384 in words is "one hundred twenty-one million, eight hundred thirty-three thousand, three hundred eighty-four".