41657663 has 2 divisors, whose sum is σ = 41657664. Its totient is φ = 41657662.

The previous prime is 41657647. The next prime is 41657689. The reversal of 41657663 is 36675614.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 41657663 - 2⁴ = 41657647 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41657263) 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, 20828831 + 20828832.

It is an arithmetic number, because the mean of its divisors is an integer number (20828832).

Almost surely, 2^41657663 is an apocalyptic number.

41657663 is a deficient number, since it is larger than the sum of its proper divisors (1).

41657663 is an equidigital number, since it uses as much as digits as its factorization.

41657663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90720, while the sum is 38.

The square root of 41657663 is about 6454.2747849778. The cubic root of 41657663 is about 346.6556642013.

The spelling of 41657663 in words is "forty-one million, six hundred fifty-seven thousand, six hundred sixty-three".