1123560444 has 24 divisors (see below), whose sum is σ = 2624641488. Its totient is φ = 374091520.

The previous prime is 1123560443. The next prime is 1123560457. The reversal of 1123560444 is 4440653211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123560443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42567 + ... + 63710.

It is an arithmetic number, because the mean of its divisors is an integer number (109360062).

Almost surely, 2^1123560444 is an apocalyptic number.

It is an amenable number.

1123560444 is an abundant number, since it is smaller than the sum of its proper divisors (1501081044).

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

1123560444 is a wasteful number, since it uses less digits than its factorization.

1123560444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107165 (or 107163 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 1123560444 is about 33519.5531593128. The cubic root of 1123560444 is about 1039.5981077819.

The spelling of 1123560444 in words is "one billion, one hundred twenty-three million, five hundred sixty thousand, four hundred forty-four".