121375472 has 10 divisors (see below), whose sum is σ = 235165008. Its totient is φ = 60687728.

The previous prime is 121375451. The next prime is 121375483. The reversal of 121375472 is 274573121.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3792968 + ... + 3792999.

Almost surely, 2^121375472 is an apocalyptic number.

It is an amenable number.

121375472 is a deficient number, since it is larger than the sum of its proper divisors (113789536).

121375472 is an equidigital number, since it uses as much as digits as its factorization.

121375472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7585975 (or 7585969 counting only the distinct ones).

The product of its digits is 11760, while the sum is 32.

The square root of 121375472 is about 11017.0536896214. The cubic root of 121375472 is about 495.1198186292.

The spelling of 121375472 in words is "one hundred twenty-one million, three hundred seventy-five thousand, four hundred seventy-two".