1123484544 has 288 divisors, whose sum is σ = 4052706840. Its totient is φ = 296110080.

The previous prime is 1123484543. The next prime is 1123484561. The reversal of 1123484544 is 4454843211.

1123484544 is a `hidden beast` number, since 1 + 1 + 2 + 34 + 84 + 544 = 666.

It is a tau number, because it is divible by the number of its divisors (288).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1123484499 and 1123484508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123484543) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 733059 + ... + 734589.

Almost surely, 2^1123484544 is an apocalyptic number.

1123484544 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1123484544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2026353420).

1123484544 is an abundant number, since it is smaller than the sum of its proper divisors (2929222296).

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

1123484544 is a wasteful number, since it uses less digits than its factorization.

1123484544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1578 (or 1556 counting only the distinct ones).

The product of its digits is 61440, while the sum is 36.

The square root of 1123484544 is about 33518.4209651946. The cubic root of 1123484544 is about 1039.5746978937.

The spelling of 1123484544 in words is "one billion, one hundred twenty-three million, four hundred eighty-four thousand, five hundred forty-four".