1125823744 has 36 divisors (see below), whose sum is σ = 2253867700. Its totient is φ = 561254400.

The previous prime is 1125823729. The next prime is 1125823763. The reversal of 1125823744 is 4473285211.

It can be written as a sum of positive squares in 2 ways, for example, as 611078400 + 514745344 = 24720^2 + 22688^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83044 + ... + 95644.

Almost surely, 2^1125823744 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1125823744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1126933850).

1125823744 is an abundant number, since it is smaller than the sum of its proper divisors (1128043956).

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

1125823744 is an equidigital number, since it uses as much as digits as its factorization.

1125823744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12966 (or 12952 counting only the distinct ones).

The product of its digits is 53760, while the sum is 37.

The square root of 1125823744 is about 33553.2970660113. The cubic root of 1125823744 is about 1040.2956950121.

The spelling of 1125823744 in words is "one billion, one hundred twenty-five million, eight hundred twenty-three thousand, seven hundred forty-four".