41939563 has 2 divisors, whose sum is σ = 41939564. Its totient is φ = 41939562.

The previous prime is 41939549. The next prime is 41939581. The reversal of 41939563 is 36593914.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41939563 is a prime.

It is not a weakly prime, because it can be changed into another prime (41939533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20969781 + 20969782.

It is an arithmetic number, because the mean of its divisors is an integer number (20969782).

Almost surely, 2^41939563 is an apocalyptic number.

41939563 is a deficient number, since it is larger than the sum of its proper divisors (1).

41939563 is an equidigital number, since it uses as much as digits as its factorization.

41939563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 87480, while the sum is 40.

The square root of 41939563 is about 6476.0762039988. The cubic root of 41939563 is about 347.4358537982.

The spelling of 41939563 in words is "forty-one million, nine hundred thirty-nine thousand, five hundred sixty-three".