2713530619981 has 2 divisors, whose sum is σ = 2713530619982. Its totient is φ = 2713530619980.

The previous prime is 2713530619967. The next prime is 2713530620011. The reversal of 2713530619981 is 1899160353172.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2317595193225 + 395935426756 = 1522365^2 + 629234^2 .

It is a cyclic number.

It is not a de Polignac number, because 2713530619981 - 2⁷ = 2713530619853 is a prime.

It is a super-3 number, since 3×2713530619981³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2713530619181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1356765309990 + 1356765309991.

It is an arithmetic number, because the mean of its divisors is an integer number (1356765309991).

Almost surely, 2^{2713530619981} is an apocalyptic number.

It is an amenable number.

2713530619981 is a deficient number, since it is larger than the sum of its proper divisors (1).

2713530619981 is an equidigital number, since it uses as much as digits as its factorization.

2713530619981 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2449440, while the sum is 55.

The spelling of 2713530619981 in words is "two trillion, seven hundred thirteen billion, five hundred thirty million, six hundred nineteen thousand, nine hundred eighty-one".