3126305555473 has 2 divisors, whose sum is σ = 3126305555474. Its totient is φ = 3126305555472.

The previous prime is 3126305555459. The next prime is 3126305555501. The reversal of 3126305555473 is 3745555036213.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2832664034704 + 293641520769 = 1683052^2 + 541887^2 .

It is a cyclic number.

It is not a de Polignac number, because 3126305555473 - 2³³ = 3117715620881 is a prime.

It is not a weakly prime, because it can be changed into another prime (3126305555423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1563152777736 + 1563152777737.

It is an arithmetic number, because the mean of its divisors is an integer number (1563152777737).

Almost surely, 2^{3126305555473} is an apocalyptic number.

It is an amenable number.

3126305555473 is a deficient number, since it is larger than the sum of its proper divisors (1).

3126305555473 is an equidigital number, since it uses as much as digits as its factorization.

3126305555473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5670000, while the sum is 49.

The spelling of 3126305555473 in words is "three trillion, one hundred twenty-six billion, three hundred five million, five hundred fifty-five thousand, four hundred seventy-three".