2731713542473 has 2 divisors, whose sum is σ = 2731713542474. Its totient is φ = 2731713542472.

The previous prime is 2731713542461. The next prime is 2731713542479. The reversal of 2731713542473 is 3742453171372.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2704008605769 + 27704936704 = 1644387^2 + 166448^2 .

It is a cyclic number.

It is not a de Polignac number, because 2731713542473 - 2³⁷ = 2594274589001 is a prime.

It is not a weakly prime, because it can be changed into another prime (2731713542479) 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, 1365856771236 + 1365856771237.

It is an arithmetic number, because the mean of its divisors is an integer number (1365856771237).

Almost surely, 2^{2731713542473} is an apocalyptic number.

It is an amenable number.

2731713542473 is a deficient number, since it is larger than the sum of its proper divisors (1).

2731713542473 is an equidigital number, since it uses as much as digits as its factorization.

2731713542473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2963520, while the sum is 49.

The spelling of 2731713542473 in words is "two trillion, seven hundred thirty-one billion, seven hundred thirteen million, five hundred forty-two thousand, four hundred seventy-three".