1121332412 has 6 divisors (see below), whose sum is σ = 1962331728. Its totient is φ = 560666204.

The previous prime is 1121332361. The next prime is 1121332417. The reversal of 1121332412 is 2142331211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121332417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140166548 + ... + 140166555.

It is an arithmetic number, because the mean of its divisors is an integer number (327055288).

Almost surely, 2^1121332412 is an apocalyptic number.

It is an amenable number.

1121332412 is a deficient number, since it is larger than the sum of its proper divisors (840999316).

1121332412 is a wasteful number, since it uses less digits than its factorization.

1121332412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280333107 (or 280333105 counting only the distinct ones).

The product of its digits is 288, while the sum is 20.

The square root of 1121332412 is about 33486.3018561322. The cubic root of 1121332412 is about 1038.9104751147.

Adding to 1121332412 its reverse (2142331211), we get a palindrome (3263663623).

The spelling of 1121332412 in words is "one billion, one hundred twenty-one million, three hundred thirty-two thousand, four hundred twelve".