1105189220543 has 16 divisors (see below), whose sum is σ = 1154947550400. Its totient is φ = 1055573908224.

The previous prime is 1105189220537. The next prime is 1105189220563. The reversal of 1105189220543 is 3450229815011.

It is a cyclic number.

It is not a de Polignac number, because 1105189220543 - 2⁸ = 1105189220287 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1105189220543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1105189220503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85316555 + ... + 85329507.

It is an arithmetic number, because the mean of its divisors is an integer number (72184221900).

Almost surely, 2^{1105189220543} is an apocalyptic number.

1105189220543 is a deficient number, since it is larger than the sum of its proper divisors (49758329857).

1105189220543 is a wasteful number, since it uses less digits than its factorization.

1105189220543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18178.

The product of its (nonzero) digits is 86400, while the sum is 41.

The spelling of 1105189220543 in words is "one trillion, one hundred five billion, one hundred eighty-nine million, two hundred twenty thousand, five hundred forty-three".