563930387 has 2 divisors, whose sum is σ = 563930388. Its totient is φ = 563930386.

The previous prime is 563930383. The next prime is 563930401. The reversal of 563930387 is 783039365.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 563930387 - 2² = 563930383 is a prime.

It is not a weakly prime, because it can be changed into another prime (563930383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 281965193 + 281965194.

It is an arithmetic number, because the mean of its divisors is an integer number (281965194).

Almost surely, 2^563930387 is an apocalyptic number.

563930387 is a deficient number, since it is larger than the sum of its proper divisors (1).

563930387 is an equidigital number, since it uses as much as digits as its factorization.

563930387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 408240, while the sum is 44.

The square root of 563930387 is about 23747.2185108067. The cubic root of 563930387 is about 826.1809286742.

The spelling of 563930387 in words is "five hundred sixty-three million, nine hundred thirty thousand, three hundred eighty-seven".