1105505560023 has 4 divisors (see below), whose sum is σ = 1474007413368. Its totient is φ = 737003706680.

The previous prime is 1105505559997. The next prime is 1105505560037. The reversal of 1105505560023 is 3200655055011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1105505560023 - 2⁴⁰ = 5993932247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1105505520023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 184250926668 + ... + 184250926673.

It is an arithmetic number, because the mean of its divisors is an integer number (368501853342).

Almost surely, 2^{1105505560023} is an apocalyptic number.

1105505560023 is a deficient number, since it is larger than the sum of its proper divisors (368501853345).

1105505560023 is an equidigital number, since it uses as much as digits as its factorization.

1105505560023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368501853344.

The product of its (nonzero) digits is 22500, while the sum is 33.

The spelling of 1105505560023 in words is "one trillion, one hundred five billion, five hundred five million, five hundred sixty thousand, twenty-three".