1103443522555 has 12 divisors (see below), whose sum is σ = 1455451126416. Its totient is φ = 802504379600.

The previous prime is 1103443522553. The next prime is 1103443522561. The reversal of 1103443522555 is 5552253443011.

It is not a de Polignac number, because 1103443522555 - 2¹ = 1103443522553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1103443522553) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 911936191 + ... + 911937400.

It is an arithmetic number, because the mean of its divisors is an integer number (121287593868).

Almost surely, 2^{1103443522555} is an apocalyptic number.

1103443522555 is a deficient number, since it is larger than the sum of its proper divisors (352007603861).

1103443522555 is a wasteful number, since it uses less digits than its factorization.

1103443522555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1823873618 (or 1823873607 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 40.

Adding to 1103443522555 its reverse (5552253443011), we get a palindrome (6655696965566).

The spelling of 1103443522555 in words is "one trillion, one hundred three billion, four hundred forty-three million, five hundred twenty-two thousand, five hundred fifty-five".