1120044521 has 8 divisors (see below), whose sum is σ = 1149767520. Its totient is φ = 1090488672.

The previous prime is 1120044517. The next prime is 1120044533. The reversal of 1120044521 is 1254400211.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1120044521 - 2² = 1120044517 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1120044493 and 1120044502.

It is not an unprimeable number, because it can be changed into a prime (1120044511) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 28151 + ... + 55068.

It is an arithmetic number, because the mean of its divisors is an integer number (143720940).

Almost surely, 2^1120044521 is an apocalyptic number.

It is an amenable number.

1120044521 is a deficient number, since it is larger than the sum of its proper divisors (29722999).

1120044521 is an equidigital number, since it uses as much as digits as its factorization.

1120044521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83575.

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 1120044521 is about 33467.0662144144. The cubic root of 1120044521 is about 1038.5125806063.

Adding to 1120044521 its reverse (1254400211), we get a palindrome (2374444732).

The spelling of 1120044521 in words is "one billion, one hundred twenty million, forty-four thousand, five hundred twenty-one".