1121404324 has 12 divisors (see below), whose sum is σ = 1973301148. Its totient is φ = 557604000.

The previous prime is 1121404309. The next prime is 1121404343. The reversal of 1121404324 is 4234041211.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 8514724 + 1112889600 = 2918^2 + 33360^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1121404295 and 1121404304.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 773727 + ... + 775174.

Almost surely, 2^1121404324 is an apocalyptic number.

It is an amenable number.

1121404324 is a deficient number, since it is larger than the sum of its proper divisors (851896824).

1121404324 is a wasteful number, since it uses less digits than its factorization.

1121404324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1549086 (or 1549084 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 1121404324 is about 33487.3755914076. The cubic root of 1121404324 is about 1038.9326833770.

Adding to 1121404324 its reverse (4234041211), we get a palindrome (5355445535).

The spelling of 1121404324 in words is "one billion, one hundred twenty-one million, four hundred four thousand, three hundred twenty-four".