2743538491373 has 2 divisors, whose sum is σ = 2743538491374. Its totient is φ = 2743538491372.

The previous prime is 2743538491289. The next prime is 2743538491403. The reversal of 2743538491373 is 3731948353472.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2605554473929 + 137984017444 = 1614173^2 + 371462^2 .

It is a cyclic number.

It is not a de Polignac number, because 2743538491373 - 2²⁰ = 2743537442797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2743538491273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1371769245686 + 1371769245687.

It is an arithmetic number, because the mean of its divisors is an integer number (1371769245687).

Almost surely, 2^{2743538491373} is an apocalyptic number.

It is an amenable number.

2743538491373 is a deficient number, since it is larger than the sum of its proper divisors (1).

2743538491373 is an equidigital number, since it uses as much as digits as its factorization.

2743538491373 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45722880, while the sum is 59.

The spelling of 2743538491373 in words is "two trillion, seven hundred forty-three billion, five hundred thirty-eight million, four hundred ninety-one thousand, three hundred seventy-three".