6542094271 has 2 divisors, whose sum is σ = 6542094272. Its totient is φ = 6542094270.

The previous prime is 6542094259. The next prime is 6542094301. The reversal of 6542094271 is 1724902456.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6542094271 - 2²³ = 6533705663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6542094211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3271047135 + 3271047136.

It is an arithmetic number, because the mean of its divisors is an integer number (3271047136).

Almost surely, 2^6542094271 is an apocalyptic number.

6542094271 is a deficient number, since it is larger than the sum of its proper divisors (1).

6542094271 is an equidigital number, since it uses as much as digits as its factorization.

6542094271 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 6542094271 is about 80883.2137776436. The cubic root of 6542094271 is about 1870.2755626398.

The spelling of 6542094271 in words is "six billion, five hundred forty-two million, ninety-four thousand, two hundred seventy-one".