121617332 has 24 divisors (see below), whose sum is σ = 215733672. Its totient is φ = 59984000.

The previous prime is 121617323. The next prime is 121617383. The reversal of 121617332 is 233716121.

It can be written as a sum of positive squares in 4 ways, for example, as 23290276 + 98327056 = 4826^2 + 9916^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185918 + ... + 186570.

It is an arithmetic number, because the mean of its divisors is an integer number (8988903).

Almost surely, 2^121617332 is an apocalyptic number.

It is an amenable number.

121617332 is a deficient number, since it is larger than the sum of its proper divisors (94116340).

121617332 is a wasteful number, since it uses less digits than its factorization.

121617332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1219 (or 1217 counting only the distinct ones).

The product of its digits is 1512, while the sum is 26.

The square root of 121617332 is about 11028.0248458189. The cubic root of 121617332 is about 495.4484688504.

The spelling of 121617332 in words is "one hundred twenty-one million, six hundred seventeen thousand, three hundred thirty-two".