121994608 has 10 divisors (see below), whose sum is σ = 236364584. Its totient is φ = 60997296.

The previous prime is 121994591. The next prime is 121994623. The reversal of 121994608 is 806499121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3812316 + ... + 3812347.

Almost surely, 2^121994608 is an apocalyptic number.

It is an amenable number.

121994608 is a deficient number, since it is larger than the sum of its proper divisors (114369976).

121994608 is an equidigital number, since it uses as much as digits as its factorization.

121994608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7624671 (or 7624665 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 40.

The square root of 121994608 is about 11045.1169301189. The cubic root of 121994608 is about 495.9602595631.

It can be divided in two parts, 12199 and 4608, that added together give a 5-th power (16807 = 7⁵).

The spelling of 121994608 in words is "one hundred twenty-one million, nine hundred ninety-four thousand, six hundred eight".