1145333312 has 28 divisors (see below), whose sum is σ = 2289139440. Its totient is φ = 568542336.

The previous prime is 1145333303. The next prime is 1145333317. The reversal of 1145333312 is 2133335411.

It is not an unprimeable number, because it can be changed into a prime (1145333317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55478 + ... + 73269.

It is an arithmetic number, because the mean of its divisors is an integer number (81754980).

Almost surely, 2^1145333312 is an apocalyptic number.

It is an amenable number.

1145333312 is a deficient number, since it is larger than the sum of its proper divisors (1143806128).

1145333312 is a wasteful number, since it uses less digits than its factorization.

1145333312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128898 (or 128888 counting only the distinct ones).

The product of its digits is 3240, while the sum is 26.

The square root of 1145333312 is about 33842.7734088092. The cubic root of 1145333312 is about 1046.2704607916.

Adding to 1145333312 its reverse (2133335411), we get a palindrome (3278668723).

The spelling of 1145333312 in words is "one billion, one hundred forty-five million, three hundred thirty-three thousand, three hundred twelve".