1312434224 has 20 divisors (see below), whose sum is σ = 2544735936. Its totient is φ = 655728192.

The previous prime is 1312434217. The next prime is 1312434239. The reversal of 1312434224 is 4224342131.

It is a junction number, because it is equal to n+sod(n) for n = 1312434193 and 1312434202.

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, 7904 + ... + 51839.

Almost surely, 2^1312434224 is an apocalyptic number.

It is an amenable number.

1312434224 is a deficient number, since it is larger than the sum of its proper divisors (1232301712).

1312434224 is a wasteful number, since it uses less digits than its factorization.

1312434224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61124 (or 61118 counting only the distinct ones).

The product of its digits is 4608, while the sum is 26.

The square root of 1312434224 is about 36227.5340590551. The cubic root of 1312434224 is about 1094.8614946822.

Adding to 1312434224 its reverse (4224342131), we get a palindrome (5536776355).

The spelling of 1312434224 in words is "one billion, three hundred twelve million, four hundred thirty-four thousand, two hundred twenty-four".