121441972 has 24 divisors (see below), whose sum is σ = 217763840. Its totient is φ = 59240160.

The previous prime is 121441967. The next prime is 121442011. The reversal of 121441972 is 279144121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29029 + ... + 32947.

Almost surely, 2^121441972 is an apocalyptic number.

It is an amenable number.

121441972 is a deficient number, since it is larger than the sum of its proper divisors (96321868).

121441972 is a wasteful number, since it uses less digits than its factorization.

121441972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4111 (or 4109 counting only the distinct ones).

The product of its digits is 4032, while the sum is 31.

The square root of 121441972 is about 11020.0713246331. The cubic root of 121441972 is about 495.2102252989.

The spelling of 121441972 in words is "one hundred twenty-one million, four hundred forty-one thousand, nine hundred seventy-two".