1312320443134 has 16 divisors (see below), whose sum is σ = 2005669440720. Its totient is φ = 643764551040.

The previous prime is 1312320443129. The next prime is 1312320443177. The reversal of 1312320443134 is 4313440232131.

It is a junction number, because it is equal to n+sod(n) for n = 1312320443096 and 1312320443105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5276929 + ... + 5520019.

It is an arithmetic number, because the mean of its divisors is an integer number (125354340045).

Almost surely, 2^{1312320443134} is an apocalyptic number.

1312320443134 is a deficient number, since it is larger than the sum of its proper divisors (693348997586).

1312320443134 is a wasteful number, since it uses less digits than its factorization.

1312320443134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294075.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 1312320443134 its reverse (4313440232131), we get a palindrome (5625760675265).

The spelling of 1312320443134 in words is "one trillion, three hundred twelve billion, three hundred twenty million, four hundred forty-three thousand, one hundred thirty-four".