121248544 has 24 divisors (see below), whose sum is σ = 239304240. Its totient is φ = 60472896.

The previous prime is 121248509. The next prime is 121248559. The reversal of 121248544 is 445842121.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8887 + ... + 17929.

It is an arithmetic number, because the mean of its divisors is an integer number (9971010).

Almost surely, 2^121248544 is an apocalyptic number.

It is an amenable number.

121248544 is a deficient number, since it is larger than the sum of its proper divisors (118055696).

121248544 is an equidigital number, since it uses as much as digits as its factorization.

121248544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9472 (or 9464 counting only the distinct ones).

The product of its digits is 10240, while the sum is 31.

The square root of 121248544 is about 11011.2916590198. The cubic root of 121248544 is about 494.9471684594.

The spelling of 121248544 in words is "one hundred twenty-one million, two hundred forty-eight thousand, five hundred forty-four".