41564071 has 2 divisors, whose sum is σ = 41564072. Its totient is φ = 41564070.

The previous prime is 41564069. The next prime is 41564093. The reversal of 41564071 is 17046514.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 41564071 - 2¹ = 41564069 is a prime.

Together with 41564069, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41564021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20782035 + 20782036.

It is an arithmetic number, because the mean of its divisors is an integer number (20782036).

Almost surely, 2^41564071 is an apocalyptic number.

41564071 is a deficient number, since it is larger than the sum of its proper divisors (1).

41564071 is an equidigital number, since it uses as much as digits as its factorization.

41564071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 41564071 is about 6447.0203194964. The cubic root of 41564071 is about 346.3958598632.

The spelling of 41564071 in words is "forty-one million, five hundred sixty-four thousand, seventy-one".