1109380560 has 160 divisors (see below), whose sum is σ = 3671764992. Its totient is φ = 276111360.

The previous prime is 1109380537. The next prime is 1109380567. The reversal of 1109380560 is 650839011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1109380567) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 517090 + ... + 519230.

Almost surely, 2^1109380560 is an apocalyptic number.

1109380560 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 1109380560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1835882496).

1109380560 is an abundant number, since it is smaller than the sum of its proper divisors (2562384432).

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

1109380560 is a wasteful number, since it uses less digits than its factorization.

1109380560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2301 (or 2295 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 33.

The square root of 1109380560 is about 33307.3649513137. The cubic root of 1109380560 is about 1035.2061667760.

The spelling of 1109380560 in words is "one billion, one hundred nine million, three hundred eighty thousand, five hundred sixty".