121333684 has 6 divisors (see below), whose sum is σ = 212333954. Its totient is φ = 60666840.

The previous prime is 121333661. The next prime is 121333687. The reversal of 121333684 is 486333121.

It can be written as a sum of positive squares in only one way, i.e., 79602084 + 41731600 = 8922^2 + 6460^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121333687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15166707 + ... + 15166714.

Almost surely, 2^121333684 is an apocalyptic number.

It is an amenable number.

121333684 is a deficient number, since it is larger than the sum of its proper divisors (91000270).

121333684 is a wasteful number, since it uses less digits than its factorization.

121333684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30333425 (or 30333423 counting only the distinct ones).

The product of its digits is 10368, while the sum is 31.

The square root of 121333684 is about 11015.1570120448. The cubic root of 121333684 is about 495.0629909975.

The spelling of 121333684 in words is "one hundred twenty-one million, three hundred thirty-three thousand, six hundred eighty-four".