1105605560 has 32 divisors (see below), whose sum is σ = 2509637040. Its totient is φ = 438326784.

The previous prime is 1105605559. The next prime is 1105605563. The reversal of 1105605560 is 655065011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1105605563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117782 + ... + 126821.

Almost surely, 2^1105605560 is an apocalyptic number.

1105605560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1105605560 is an abundant number, since it is smaller than the sum of its proper divisors (1404031480).

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

1105605560 is a wasteful number, since it uses less digits than its factorization.

1105605560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244727 (or 244723 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 29.

The square root of 1105605560 is about 33250.6475124921. The cubic root of 1105605560 is about 1034.0306326015.

The spelling of 1105605560 in words is "one billion, one hundred five million, six hundred five thousand, five hundred sixty".