1105505563 has 8 divisors (see below), whose sum is σ = 1173071808. Its totient is φ = 1038221184.

The previous prime is 1105505543. The next prime is 1105505567. The reversal of 1105505563 is 3655055011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1105505563 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1105505567) 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, 62356 + ... + 78097.

It is an arithmetic number, because the mean of its divisors is an integer number (146633976).

Almost surely, 2^1105505563 is an apocalyptic number.

1105505563 is a deficient number, since it is larger than the sum of its proper divisors (67566245).

1105505563 is a wasteful number, since it uses less digits than its factorization.

1105505563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140933.

The product of its (nonzero) digits is 11250, while the sum is 31.

The square root of 1105505563 is about 33249.1437934874. The cubic root of 1105505563 is about 1033.9994572040. Note that the first 3 decimals are identical.

The spelling of 1105505563 in words is "one billion, one hundred five million, five hundred five thousand, five hundred sixty-three".