8546408543 has 2 divisors, whose sum is σ = 8546408544. Its totient is φ = 8546408542.

The previous prime is 8546408483. The next prime is 8546408557. The reversal of 8546408543 is 3458046458.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8546408543 - 2²⁰ = 8545359967 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8546488543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4273204271 + 4273204272.

It is an arithmetic number, because the mean of its divisors is an integer number (4273204272).

Almost surely, 2^8546408543 is an apocalyptic number.

8546408543 is a deficient number, since it is larger than the sum of its proper divisors (1).

8546408543 is an equidigital number, since it uses as much as digits as its factorization.

8546408543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1843200, while the sum is 47.

The square root of 8546408543 is about 92446.7876294250. The cubic root of 8546408543 is about 2044.5350013106.

The spelling of 8546408543 in words is "eight billion, five hundred forty-six million, four hundred eight thousand, five hundred forty-three".