6541061 has 2 divisors, whose sum is σ = 6541062. Its totient is φ = 6541060.

The previous prime is 6541057. The next prime is 6541069. The reversal of 6541061 is 1601456.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3880900 + 2660161 = 1970^2 + 1631^2 .

It is a cyclic number.

It is not a de Polignac number, because 6541061 - 2² = 6541057 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6541069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3270530 + 3270531.

It is an arithmetic number, because the mean of its divisors is an integer number (3270531).

Almost surely, 2^6541061 is an apocalyptic number.

It is an amenable number.

6541061 is a deficient number, since it is larger than the sum of its proper divisors (1).

6541061 is an equidigital number, since it uses as much as digits as its factorization.

6541061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 6541061 is about 2557.5498040116. The cubic root of 6541061 is about 187.0177092478.

The spelling of 6541061 in words is "six million, five hundred forty-one thousand, sixty-one".