6541062193 has 2 divisors, whose sum is σ = 6541062194. Its totient is φ = 6541062192.

The previous prime is 6541062191. The next prime is 6541062247. The reversal of 6541062193 is 3912601456.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6373307889 + 167754304 = 79833^2 + 12952^2 .

It is a cyclic number.

It is not a de Polignac number, because 6541062193 - 2¹ = 6541062191 is a prime.

It is a super-2 number, since 2×6541062193² = 85570989225387938498, which contains 22 as substring.

Together with 6541062191, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (6541062191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3270531096 + 3270531097.

It is an arithmetic number, because the mean of its divisors is an integer number (3270531097).

Almost surely, 2^6541062193 is an apocalyptic number.

It is an amenable number.

6541062193 is a deficient number, since it is larger than the sum of its proper divisors (1).

6541062193 is an equidigital number, since it uses as much as digits as its factorization.

6541062193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 6541062193 is about 80876.8334753531. The cubic root of 6541062193 is about 1870.1772061759.

The spelling of 6541062193 in words is "six billion, five hundred forty-one million, sixty-two thousand, one hundred ninety-three".