6545711 has 2 divisors, whose sum is σ = 6545712. Its totient is φ = 6545710.

The previous prime is 6545701. The next prime is 6545713. The reversal of 6545711 is 1175456.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6545711 - 2¹⁸ = 6283567 is a prime.

Together with 6545713, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6545713) 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, 3272855 + 3272856.

It is an arithmetic number, because the mean of its divisors is an integer number (3272856).

Almost surely, 2^6545711 is an apocalyptic number.

6545711 is a deficient number, since it is larger than the sum of its proper divisors (1).

6545711 is an equidigital number, since it uses as much as digits as its factorization.

6545711 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4200, while the sum is 29.

The square root of 6545711 is about 2558.4587157115. The cubic root of 6545711 is about 187.0620153299.

It can be divided in two parts, 65457 and 11, that multiplied together give a palindrome (720027).

The spelling of 6545711 in words is "six million, five hundred forty-five thousand, seven hundred eleven".