1040323312 has 30 divisors (see below), whose sum is σ = 2344710048. Its totient is φ = 445852512.

The previous prime is 1040323289. The next prime is 1040323343. The reversal of 1040323312 is 2133230401.

It is a self number, because there is not a number n which added to its sum of digits gives 1040323312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 662688 + ... + 664255.

Almost surely, 2^1040323312 is an apocalyptic number.

It is an amenable number.

1040323312 is an abundant number, since it is smaller than the sum of its proper divisors (1304386736).

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

1040323312 is a wasteful number, since it uses less digits than its factorization.

1040323312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1326965 (or 1326952 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 1040323312 is about 32254.0433434322. The cubic root of 1040323312 is about 1013.2643822352.

Adding to 1040323312 its reverse (2133230401), we get a palindrome (3173553713).

The spelling of 1040323312 in words is "one billion, forty million, three hundred twenty-three thousand, three hundred twelve".