541066206091 has 2 divisors, whose sum is σ = 541066206092. Its totient is φ = 541066206090.

The previous prime is 541066206077. The next prime is 541066206103. The reversal of 541066206091 is 190602660145.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 541066206091 - 2⁹ = 541066205579 is a prime.

It is not a weakly prime, because it can be changed into another prime (541066206491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 270533103045 + 270533103046.

It is an arithmetic number, because the mean of its divisors is an integer number (270533103046).

Almost surely, 2^541066206091 is an apocalyptic number.

541066206091 is a deficient number, since it is larger than the sum of its proper divisors (1).

541066206091 is an equidigital number, since it uses as much as digits as its factorization.

541066206091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 40.

The spelling of 541066206091 in words is "five hundred forty-one billion, sixty-six million, two hundred six thousand, ninety-one".