1111040444 has 6 divisors (see below), whose sum is σ = 1944320784. Its totient is φ = 555520220.

The previous prime is 1111040443. The next prime is 1111040467. The reversal of 1111040444 is 4440401111.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111040443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138880052 + ... + 138880059.

It is an arithmetic number, because the mean of its divisors is an integer number (324053464).

Almost surely, 2^1111040444 is an apocalyptic number.

It is an amenable number.

1111040444 is a deficient number, since it is larger than the sum of its proper divisors (833280340).

1111040444 is a wasteful number, since it uses less digits than its factorization.

1111040444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277760115 (or 277760113 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

The square root of 1111040444 is about 33332.2733098119. The cubic root of 1111040444 is about 1035.7222102713.

Adding to 1111040444 its reverse (4440401111), we get a palindrome (5551441555).

The spelling of 1111040444 in words is "one billion, one hundred eleven million, forty thousand, four hundred forty-four".