1131444104044 has 12 divisors (see below), whose sum is σ = 2096499369384. Its totient is φ = 532444284224.

The previous prime is 1131444104033. The next prime is 1131444104047. The reversal of 1131444104044 is 4404014441311.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1131444103997 and 1131444104015.

It is not an unprimeable number, because it can be changed into a prime (1131444104047) 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, 8319441874 + ... + 8319442009.

It is an arithmetic number, because the mean of its divisors is an integer number (174708280782).

Almost surely, 2^{1131444104044} is an apocalyptic number.

It is an amenable number.

1131444104044 is a deficient number, since it is larger than the sum of its proper divisors (965055265340).

1131444104044 is a wasteful number, since it uses less digits than its factorization.

1131444104044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16638883904 (or 16638883902 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 31.

Adding to 1131444104044 its reverse (4404014441311), we get a palindrome (5535458545355).

The spelling of 1131444104044 in words is "one trillion, one hundred thirty-one billion, four hundred forty-four million, one hundred four thousand, forty-four".