1312034312 has 16 divisors (see below), whose sum is σ = 2462165100. Its totient is φ = 655456960.

The previous prime is 1312034309. The next prime is 1312034323. The reversal of 1312034312 is 2134302131.

It can be written as a sum of positive squares in 2 ways, for example, as 1286369956 + 25664356 = 35866^2 + 5066^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59987 + ... + 78882.

Almost surely, 2^1312034312 is an apocalyptic number.

It is an amenable number.

1312034312 is a deficient number, since it is larger than the sum of its proper divisors (1150130788).

1312034312 is a wasteful number, since it uses less digits than its factorization.

1312034312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140056 (or 140052 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 1312034312 is about 36222.0141902683. The cubic root of 1312034312 is about 1094.7502782566.

Adding to 1312034312 its reverse (2134302131), we get a palindrome (3446336443).

The spelling of 1312034312 in words is "one billion, three hundred twelve million, thirty-four thousand, three hundred twelve".