1105580782603 has 32 divisors (see below), whose sum is σ = 1258332014592. Its totient is φ = 962263411200.

The previous prime is 1105580782601. The next prime is 1105580782667. The reversal of 1105580782603 is 3062870855011.

It is not a de Polignac number, because 1105580782603 - 2¹ = 1105580782601 is a prime.

It is a super-2 number, since 2×1105580782603² (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1105580782601) 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, 21051325 + ... + 21103777.

It is an arithmetic number, because the mean of its divisors is an integer number (39322875456).

Almost surely, 2^{1105580782603} is an apocalyptic number.

1105580782603 is a deficient number, since it is larger than the sum of its proper divisors (152751231989).

1105580782603 is a wasteful number, since it uses less digits than its factorization.

1105580782603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53155.

The product of its (nonzero) digits is 403200, while the sum is 46.

The spelling of 1105580782603 in words is "one trillion, one hundred five billion, five hundred eighty million, seven hundred eighty-two thousand, six hundred three".