1105230454543 has 4 divisors (see below), whose sum is σ = 1105503422400. Its totient is φ = 1104957486688.

The previous prime is 1105230454541. The next prime is 1105230454547. The reversal of 1105230454543 is 3454540325011.

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 1105230454543 - 2¹ = 1105230454541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1105230454541) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136477855 + ... + 136485952.

It is an arithmetic number, because the mean of its divisors is an integer number (276375855600).

Almost surely, 2^{1105230454543} is an apocalyptic number.

1105230454543 is a deficient number, since it is larger than the sum of its proper divisors (272967857).

1105230454543 is an equidigital number, since it uses as much as digits as its factorization.

1105230454543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272967856.

The product of its (nonzero) digits is 144000, while the sum is 37.

Adding to 1105230454543 its reverse (3454540325011), we get a palindrome (4559770779554).

The spelling of 1105230454543 in words is "one trillion, one hundred five billion, two hundred thirty million, four hundred fifty-four thousand, five hundred forty-three".