563747138503 has 2 divisors, whose sum is σ = 563747138504. Its totient is φ = 563747138502.

The previous prime is 563747138497. The next prime is 563747138567. The reversal of 563747138503 is 305831747365.

563747138503 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 563747138503 - 2²¹ = 563745041351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (563747138203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 281873569251 + 281873569252.

It is an arithmetic number, because the mean of its divisors is an integer number (281873569252).

Almost surely, 2^563747138503 is an apocalyptic number.

563747138503 is a deficient number, since it is larger than the sum of its proper divisors (1).

563747138503 is an equidigital number, since it uses as much as digits as its factorization.

563747138503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6350400, while the sum is 52.

The spelling of 563747138503 in words is "five hundred sixty-three billion, seven hundred forty-seven million, one hundred thirty-eight thousand, five hundred three".