1121040124 has 24 divisors (see below), whose sum is σ = 2033609760. Its totient is φ = 540087744.

The previous prime is 1121040121. The next prime is 1121040133. The reversal of 1121040124 is 4210401211.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1121040098 and 1121040107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121040121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48742 + ... + 67954.

It is an arithmetic number, because the mean of its divisors is an integer number (84733740).

Almost surely, 2^1121040124 is an apocalyptic number.

It is an amenable number.

1121040124 is a deficient number, since it is larger than the sum of its proper divisors (912569636).

1121040124 is a wasteful number, since it uses less digits than its factorization.

1121040124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19749 (or 19747 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 1121040124 is about 33481.9372796736. The cubic root of 1121040124 is about 1038.8201993411.

Adding to 1121040124 its reverse (4210401211), we get a palindrome (5331441335).

The spelling of 1121040124 in words is "one billion, one hundred twenty-one million, forty thousand, one hundred twenty-four".