1123444444443 has 8 divisors (see below), whose sum is σ = 1520283029568. Its totient is φ = 737784411144.

The previous prime is 1123444444427. The next prime is 1123444444453. The reversal of 1123444444443 is 3444444443211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1123444444443 - 2⁴ = 1123444444427 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1123444444395 and 1123444444404.

It is not an unprimeable number, because it can be changed into a prime (1123444444453) 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 7 ways as a sum of consecutive naturals, for example, 2794637721 + ... + 2794638122.

It is an arithmetic number, because the mean of its divisors is an integer number (190035378696).

Almost surely, 2^{1123444444443} is an apocalyptic number.

1123444444443 is a deficient number, since it is larger than the sum of its proper divisors (396838585125).

1123444444443 is an equidigital number, since it uses as much as digits as its factorization.

1123444444443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5589275913.

The product of its digits is 1179648, while the sum is 42.

Adding to 1123444444443 its reverse (3444444443211), we get a palindrome (4567888887654).

The spelling of 1123444444443 in words is "one trillion, one hundred twenty-three billion, four hundred forty-four million, four hundred forty-four thousand, four hundred forty-three".