563503939 has 2 divisors, whose sum is σ = 563503940. Its totient is φ = 563503938.

The previous prime is 563503903. The next prime is 563503951. The reversal of 563503939 is 939305365.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 563503939 - 2¹³ = 563495747 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 563503895 and 563503904.

It is not a weakly prime, because it can be changed into another prime (563503439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 281751969 + 281751970.

It is an arithmetic number, because the mean of its divisors is an integer number (281751970).

Almost surely, 2^563503939 is an apocalyptic number.

563503939 is a deficient number, since it is larger than the sum of its proper divisors (1).

563503939 is an equidigital number, since it uses as much as digits as its factorization.

563503939 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 328050, while the sum is 43.

The square root of 563503939 is about 23738.2379084885. The cubic root of 563503939 is about 825.9726216089.

The spelling of 563503939 in words is "five hundred sixty-three million, five hundred three thousand, nine hundred thirty-nine".