4068541 has 2 divisors, whose sum is σ = 4068542. Its totient is φ = 4068540.

The previous prime is 4068529. The next prime is 4068563. The reversal of 4068541 is 1458604.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3916441 + 152100 = 1979^2 + 390^2 .

It is a cyclic number.

It is not a de Polignac number, because 4068541 - 2¹⁷ = 3937469 is a prime.

It is a Chen prime.

4068541 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4068511) 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, 2034270 + 2034271.

It is an arithmetic number, because the mean of its divisors is an integer number (2034271).

Almost surely, 2^4068541 is an apocalyptic number.

It is an amenable number.

4068541 is a deficient number, since it is larger than the sum of its proper divisors (1).

4068541 is an equidigital number, since it uses as much as digits as its factorization.

4068541 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 4068541 is about 2017.0624680460. The cubic root of 4068541 is about 159.6416589849.

The spelling of 4068541 in words is "four million, sixty-eight thousand, five hundred forty-one".