41651663 has 2 divisors, whose sum is σ = 41651664. Its totient is φ = 41651662.

The previous prime is 41651647. The next prime is 41651671. The reversal of 41651663 is 36615614.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 41651663 - 2⁴ = 41651647 is a prime.

It is a super-2 number, since 2×41651663² = 3469722061331138, which contains 22 as substring.

It is a Sophie Germain prime.

It is equal to p_2527781 and since 41651663 and 2527781 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41651963) 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, 20825831 + 20825832.

It is an arithmetic number, because the mean of its divisors is an integer number (20825832).

Almost surely, 2^41651663 is an apocalyptic number.

41651663 is a deficient number, since it is larger than the sum of its proper divisors (1).

41651663 is an equidigital number, since it uses as much as digits as its factorization.

41651663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 32.

The square root of 41651663 is about 6453.8099600159. The cubic root of 41651663 is about 346.6390203339.

The spelling of 41651663 in words is "forty-one million, six hundred fifty-one thousand, six hundred sixty-three".