11104321105453 has 4 divisors (see below), whose sum is σ = 11375158205628. Its totient is φ = 10833484005280.

The previous prime is 11104321105303. The next prime is 11104321105459. The reversal of 11104321105453 is 35450112340111.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1750400442729 + 9353920662724 = 1323027^2 + 3058418^2 .

It is a cyclic number.

It is not a de Polignac number, because 11104321105453 - 2¹⁷ = 11104320974381 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 (11104321105459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135418550026 + ... + 135418550107.

It is an arithmetic number, because the mean of its divisors is an integer number (2843789551407).

Almost surely, 2^{11104321105453} is an apocalyptic number.

It is an amenable number.

11104321105453 is a deficient number, since it is larger than the sum of its proper divisors (270837100175).

11104321105453 is an equidigital number, since it uses as much as digits as its factorization.

11104321105453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270837100174.

The product of its (nonzero) digits is 7200, while the sum is 31.

Adding to 11104321105453 its reverse (35450112340111), we get a palindrome (46554433445564).

The spelling of 11104321105453 in words is "eleven trillion, one hundred four billion, three hundred twenty-one million, one hundred five thousand, four hundred fifty-three".