201041563 has 2 divisors, whose sum is σ = 201041564. Its totient is φ = 201041562.

The previous prime is 201041549. The next prime is 201041579. The reversal of 201041563 is 365140102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201041563 - 2⁵ = 201041531 is a prime.

It is not a weakly prime, because it can be changed into another prime (201041593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100520781 + 100520782.

It is an arithmetic number, because the mean of its divisors is an integer number (100520782).

Almost surely, 2^201041563 is an apocalyptic number.

201041563 is a deficient number, since it is larger than the sum of its proper divisors (1).

201041563 is an equidigital number, since it uses as much as digits as its factorization.

201041563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 201041563 is about 14178.9126169816. The cubic root of 201041563 is about 585.8169733246.

Adding to 201041563 its reverse (365140102), we get a palindrome (566181665).

The spelling of 201041563 in words is "two hundred one million, forty-one thousand, five hundred sixty-three".