3112740375643 has 2 divisors, whose sum is σ = 3112740375644. Its totient is φ = 3112740375642.

The previous prime is 3112740375593. The next prime is 3112740375721. The reversal of 3112740375643 is 3465730472113.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3112740375643 - 2²⁹ = 3112203504731 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3112740375593 and 3112740375602.

It is not a weakly prime, because it can be changed into another prime (3112740375343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1556370187821 + 1556370187822.

It is an arithmetic number, because the mean of its divisors is an integer number (1556370187822).

Almost surely, 2^{3112740375643} is an apocalyptic number.

3112740375643 is a deficient number, since it is larger than the sum of its proper divisors (1).

3112740375643 is an equidigital number, since it uses as much as digits as its factorization.

3112740375643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1270080, while the sum is 46.

The spelling of 3112740375643 in words is "three trillion, one hundred twelve billion, seven hundred forty million, three hundred seventy-five thousand, six hundred forty-three".