563908937 has 2 divisors, whose sum is σ = 563908938. Its totient is φ = 563908936.

The previous prime is 563908931. The next prime is 563908967. The reversal of 563908937 is 739809365.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 490223881 + 73685056 = 22141^2 + 8584^2 .

It is a cyclic number.

It is not a de Polignac number, because 563908937 - 2¹⁰ = 563907913 is a prime.

It is not a weakly prime, because it can be changed into another prime (563908931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 281954468 + 281954469.

It is an arithmetic number, because the mean of its divisors is an integer number (281954469).

Almost surely, 2^563908937 is an apocalyptic number.

It is an amenable number.

563908937 is a deficient number, since it is larger than the sum of its proper divisors (1).

563908937 is an equidigital number, since it uses as much as digits as its factorization.

563908937 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1224720, while the sum is 50.

The square root of 563908937 is about 23746.7668746716. The cubic root of 563908937 is about 826.1704535009.

The spelling of 563908937 in words is "five hundred sixty-three million, nine hundred eight thousand, nine hundred thirty-seven".