1312344326 has 16 divisors (see below), whose sum is σ = 2073772800. Its totient is φ = 621141768.

The previous prime is 1312344263. The next prime is 1312344347. The reversal of 1312344326 is 6234432131.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37031 + ... + 63213.

It is an arithmetic number, because the mean of its divisors is an integer number (129610800).

Almost surely, 2^1312344326 is an apocalyptic number.

1312344326 is a deficient number, since it is larger than the sum of its proper divisors (761428474).

1312344326 is a wasteful number, since it uses less digits than its factorization.

1312344326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27523.

The product of its digits is 10368, while the sum is 29.

The square root of 1312344326 is about 36226.2932964442. The cubic root of 1312344326 is about 1094.8364958152.

Adding to 1312344326 its reverse (6234432131), we get a palindrome (7546776457).

The spelling of 1312344326 in words is "one billion, three hundred twelve million, three hundred forty-four thousand, three hundred twenty-six".