41663603 has 16 divisors (see below), whose sum is σ = 45027840. Its totient is φ = 38453184.

The previous prime is 41663579. The next prime is 41663621. The reversal of 41663603 is 30636614.

It is a cyclic number.

It is not a de Polignac number, because 41663603 - 2¹² = 41659507 is a prime.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41663653) 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 in 15 ways as a sum of consecutive naturals, for example, 101663 + ... + 102071.

It is an arithmetic number, because the mean of its divisors is an integer number (2814240).

Almost surely, 2^41663603 is an apocalyptic number.

41663603 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

41663603 is a deficient number, since it is larger than the sum of its proper divisors (3364237).

41663603 is a wasteful number, since it uses less digits than its factorization.

41663603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 578.

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 41663603 is about 6454.7349287171. The cubic root of 41663603 is about 346.6721400558.

The spelling of 41663603 in words is "forty-one million, six hundred sixty-three thousand, six hundred three".