121927450 has 24 divisors (see below), whose sum is σ = 227137248. Its totient is φ = 48695280.

The previous prime is 121927441. The next prime is 121927501. The reversal of 121927450 is 54729121.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39669 + ... + 42631.

It is an arithmetic number, because the mean of its divisors is an integer number (9464052).

Almost surely, 2^121927450 is an apocalyptic number.

121927450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121927450 is a deficient number, since it is larger than the sum of its proper divisors (105209798).

121927450 is a wasteful number, since it uses less digits than its factorization.

121927450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3798 (or 3793 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 121927450 is about 11042.0763446011. The cubic root of 121927450 is about 495.8692341933.

The spelling of 121927450 in words is "one hundred twenty-one million, nine hundred twenty-seven thousand, four hundred fifty".