1123800480 has 240 divisors, whose sum is σ = 4327180704. Its totient is φ = 272401920.

The previous prime is 1123800479. The next prime is 1123800523. The reversal of 1123800480 is 840083211.

1123800480 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 138619 + ... + 146501.

Almost surely, 2^1123800480 is an apocalyptic number.

1123800480 is a gapful number since it is divisible by the number (10) 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 1123800480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2163590352).

1123800480 is an abundant number, since it is smaller than the sum of its proper divisors (3203380224).

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

1123800480 is a wasteful number, since it uses less digits than its factorization.

1123800480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7921 (or 7904 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 27.

The square root of 1123800480 is about 33523.1335050887. The cubic root of 1123800480 is about 1039.6721353088.

Adding to 1123800480 its reverse (840083211), we get a palindrome (1963883691).

The spelling of 1123800480 in words is "one billion, one hundred twenty-three million, eight hundred thousand, four hundred eighty".