1121124444 has 24 divisors (see below), whose sum is σ = 2853771648. Its totient is φ = 339734640.

The previous prime is 1121124421. The next prime is 1121124451. The reversal of 1121124444 is 4444211211.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 4246552 + ... + 4246815.

It is an arithmetic number, because the mean of its divisors is an integer number (118907152).

Almost surely, 2^1121124444 is an apocalyptic number.

It is an amenable number.

1121124444 is an abundant number, since it is smaller than the sum of its proper divisors (1732647204).

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

1121124444 is a wasteful number, since it uses less digits than its factorization.

1121124444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8493385 (or 8493383 counting only the distinct ones).

The product of its digits is 1024, while the sum is 24.

The square root of 1121124444 is about 33483.1964423948. The cubic root of 1121124444 is about 1038.8462439406.

Adding to 1121124444 its reverse (4444211211), we get a palindrome (5565335655).

The spelling of 1121124444 in words is "one billion, one hundred twenty-one million, one hundred twenty-four thousand, four hundred forty-four".