541781163013 has 2 divisors, whose sum is σ = 541781163014. Its totient is φ = 541781163012.

The previous prime is 541781162999. The next prime is 541781163029. The reversal of 541781163013 is 310361187145.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 368440502049 + 173340660964 = 606993^2 + 416342^2 .

It is a cyclic number.

It is not a de Polignac number, because 541781163013 - 2⁹ = 541781162501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (541781163073) 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, 270890581506 + 270890581507.

It is an arithmetic number, because the mean of its divisors is an integer number (270890581507).

Almost surely, 2^541781163013 is an apocalyptic number.

It is an amenable number.

541781163013 is a deficient number, since it is larger than the sum of its proper divisors (1).

541781163013 is an equidigital number, since it uses as much as digits as its factorization.

541781163013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 40.

The spelling of 541781163013 in words is "five hundred forty-one billion, seven hundred eighty-one million, one hundred sixty-three thousand, thirteen".