1121334040 has 32 divisors (see below), whose sum is σ = 2541430080. Its totient is φ = 445257472.

The previous prime is 1121334031. The next prime is 1121334083. The reversal of 1121334040 is 404331211.

It is a junction number, because it is equal to n+sod(n) for n = 1121333999 and 1121334017.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 96832 + ... + 107791.

It is an arithmetic number, because the mean of its divisors is an integer number (79419690).

Almost surely, 2^1121334040 is an apocalyptic number.

1121334040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1121334040 is an abundant number, since it is smaller than the sum of its proper divisors (1420096040).

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

1121334040 is a wasteful number, since it uses less digits than its factorization.

1121334040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204771 (or 204767 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1121334040 is about 33486.3261645705. The cubic root of 1121334040 is about 1038.9109778932.

Adding to 1121334040 its reverse (404331211), we get a palindrome (1525665251).

The spelling of 1121334040 in words is "one billion, one hundred twenty-one million, three hundred thirty-four thousand, forty".