1312324432 has 20 divisors (see below), whose sum is σ = 2653178400. Its totient is φ = 627633248.

The previous prime is 1312324427. The next prime is 1312324441. The reversal of 1312324432 is 2344232131.

It is a junction number, because it is equal to n+sod(n) for n = 1312324397 and 1312324406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1782682 + ... + 1783417.

It is an arithmetic number, because the mean of its divisors is an integer number (132658920).

Almost surely, 2^1312324432 is an apocalyptic number.

It is an amenable number.

1312324432 is an abundant number, since it is smaller than the sum of its proper divisors (1340853968).

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

1312324432 is a wasteful number, since it uses less digits than its factorization.

1312324432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3566130 (or 3566124 counting only the distinct ones).

The product of its digits is 3456, while the sum is 25.

The square root of 1312324432 is about 36226.0187158346. The cubic root of 1312324432 is about 1094.8309635305.

Adding to 1312324432 its reverse (2344232131), we get a palindrome (3656556563).

The spelling of 1312324432 in words is "one billion, three hundred twelve million, three hundred twenty-four thousand, four hundred thirty-two".