1132312012 has 48 divisors (see below), whose sum is σ = 2176374592. Its totient is φ = 512282880.

The previous prime is 1132312007. The next prime is 1132312019. The reversal of 1132312012 is 2102132311.

It is not an unprimeable number, because it can be changed into a prime (1132312019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1544398 + ... + 1545130.

Almost surely, 2^1132312012 is an apocalyptic number.

It is an amenable number.

1132312012 is a deficient number, since it is larger than the sum of its proper divisors (1044062580).

1132312012 is a wasteful number, since it uses less digits than its factorization.

1132312012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1298 (or 1296 counting only the distinct ones).

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

The square root of 1132312012 is about 33649.8441601146. The cubic root of 1132312012 is about 1042.2903210693.

Adding to 1132312012 its reverse (2102132311), we get a palindrome (3234444323).

The spelling of 1132312012 in words is "one billion, one hundred thirty-two million, three hundred twelve thousand, twelve".