1120453044 has 24 divisors (see below), whose sum is σ = 2626786848. Its totient is φ = 371713440.

The previous prime is 1120452997. The next prime is 1120453049. The reversal of 1120453044 is 4403540211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120453049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 218727 + ... + 223790.

It is an arithmetic number, because the mean of its divisors is an integer number (109449452).

Almost surely, 2^1120453044 is an apocalyptic number.

It is an amenable number.

1120453044 is an abundant number, since it is smaller than the sum of its proper divisors (1506333804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1120453044 is a wasteful number, since it uses less digits than its factorization.

1120453044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442735 (or 442733 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 1120453044 is about 33473.1690163928. The cubic root of 1120453044 is about 1038.6388269881.

Adding to 1120453044 its reverse (4403540211), we get a palindrome (5523993255).

The spelling of 1120453044 in words is "one billion, one hundred twenty million, four hundred fifty-three thousand, forty-four".