2820713543 has 2 divisors, whose sum is σ = 2820713544. Its totient is φ = 2820713542.

The previous prime is 2820713521. The next prime is 2820713569. The reversal of 2820713543 is 3453170282.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2820713543 - 2⁶ = 2820713479 is a prime.

It is a super-3 number, since 3×2820713543³ (a number of 29 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 (2820713513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1410356771 + 1410356772.

It is an arithmetic number, because the mean of its divisors is an integer number (1410356772).

Almost surely, 2^2820713543 is an apocalyptic number.

2820713543 is a deficient number, since it is larger than the sum of its proper divisors (1).

2820713543 is an equidigital number, since it uses as much as digits as its factorization.

2820713543 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 2820713543 is about 53110.3901604950. The cubic root of 2820713543 is about 1412.9267949640.

The spelling of 2820713543 in words is "two billion, eight hundred twenty million, seven hundred thirteen thousand, five hundred forty-three".