1132312120 has 32 divisors (see below), whose sum is σ = 2606955120. Its totient is φ = 442391040.

The previous prime is 1132312079. The next prime is 1132312123. The reversal of 1132312120 is 212132311.

It is a junction number, because it is equal to n+sod(n) for n = 1132312094 and 1132312103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1132312123) 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, 327441 + ... + 330880.

Almost surely, 2^1132312120 is an apocalyptic number.

1132312120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1132312120 is an abundant number, since it is smaller than the sum of its proper divisors (1474643000).

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

1132312120 is a wasteful number, since it uses less digits than its factorization.

1132312120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 658375 (or 658371 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1132312120 is about 33649.8457648768. The cubic root of 1132312120 is about 1042.2903542072.

Adding to 1132312120 its reverse (212132311), we get a palindrome (1344444431).

The spelling of 1132312120 in words is "one billion, one hundred thirty-two million, three hundred twelve thousand, one hundred twenty".