1100124444 has 12 divisors (see below), whose sum is σ = 2566957064. Its totient is φ = 366708144.

The previous prime is 1100124391. The next prime is 1100124449. The reversal of 1100124444 is 4444210011.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 1100124444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100124449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45838507 + ... + 45838530.

Almost surely, 2^1100124444 is an apocalyptic number.

It is an amenable number.

1100124444 is an abundant number, since it is smaller than the sum of its proper divisors (1466832620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1100124444 is a wasteful number, since it uses less digits than its factorization.

1100124444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91677044 (or 91677042 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

The square root of 1100124444 is about 33168.1239143850. The cubic root of 1100124444 is about 1032.3190415845.

Adding to 1100124444 its reverse (4444210011), we get a palindrome (5544334455).

The spelling of 1100124444 in words is "one billion, one hundred million, one hundred twenty-four thousand, four hundred forty-four".