1103880960 has 756 divisors, whose sum is σ = 4906066032. Its totient is φ = 232906752.

The previous prime is 1103880959. The next prime is 1103881003. The reversal of 1103880960 is 690883011.

It is a tau number, because it is divible by the number of its divisors (756).

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

It is an unprimeable number.

It is a polite number, since it can be written in 83 ways as a sum of consecutive naturals, for example, 84913914 + ... + 84913926.

Almost surely, 2^1103880960 is an apocalyptic number.

1103880960 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 1103880960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2453033016).

1103880960 is an abundant number, since it is smaller than the sum of its proper divisors (3802185072).

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

1103880960 is an frugal number, since it uses more digits than its factorization.

1103880960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72 (or 30 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 36.

The square root of 1103880960 is about 33224.7040618874. The cubic root of 1103880960 is about 1033.4927019777.

The spelling of 1103880960 in words is "one billion, one hundred three million, eight hundred eighty thousand, nine hundred sixty".