41664101 has 2 divisors, whose sum is σ = 41664102. Its totient is φ = 41664100.

The previous prime is 41664079. The next prime is 41664107. The reversal of 41664101 is 10146614.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28890625 + 12773476 = 5375^2 + 3574^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41664101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41664107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20832050 + 20832051.

It is an arithmetic number, because the mean of its divisors is an integer number (20832051).

Almost surely, 2^41664101 is an apocalyptic number.

It is an amenable number.

41664101 is a deficient number, since it is larger than the sum of its proper divisors (1).

41664101 is an equidigital number, since it uses as much as digits as its factorization.

41664101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 41664101 is about 6454.7735049342. The cubic root of 41664101 is about 346.6735212936.

The spelling of 41664101 in words is "forty-one million, six hundred sixty-four thousand, one hundred one".