11100044 has 6 divisors (see below), whose sum is σ = 19425084. Its totient is φ = 5550020.

The previous prime is 11100043. The next prime is 11100049. The reversal of 11100044 is 44000111.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 11099998 and 11100034.

It is not an unprimeable number, because it can be changed into a prime (11100041) 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, 1387502 + ... + 1387509.

It is an arithmetic number, because the mean of its divisors is an integer number (3237514).

Almost surely, 2^11100044 is an apocalyptic number.

It is an amenable number.

11100044 is a deficient number, since it is larger than the sum of its proper divisors (8325040).

11100044 is a wasteful number, since it uses less digits than its factorization.

11100044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2775015 (or 2775013 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 11100044 is about 3331.6728530875. The cubic root of 11100044 is about 223.0702051942.

Adding to 11100044 its reverse (44000111), we get a palindrome (55100155).

The spelling of 11100044 in words is "eleven million, one hundred thousand, forty-four".