50000563 has 2 divisors, whose sum is σ = 50000564. Its totient is φ = 50000562.

The previous prime is 50000557. The next prime is 50000567. The reversal of 50000563 is 36500005.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50000563 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50000563.

It is not a weakly prime, because it can be changed into another prime (50000567) 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, 25000281 + 25000282.

It is an arithmetic number, because the mean of its divisors is an integer number (25000282).

Almost surely, 2^50000563 is an apocalyptic number.

50000563 is a deficient number, since it is larger than the sum of its proper divisors (1).

50000563 is an equidigital number, since it uses as much as digits as its factorization.

50000563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 450, while the sum is 19.

The square root of 50000563 is about 7071.1076218652. The cubic root of 50000563 is about 368.4045325987.

Adding to 50000563 its reverse (36500005), we get a palindrome (86500568).

The spelling of 50000563 in words is "fifty million, five hundred sixty-three", and thus it is an aban number.