563450197 has 2 divisors, whose sum is σ = 563450198. Its totient is φ = 563450196.

The previous prime is 563450137. The next prime is 563450267. The reversal of 563450197 is 791054365.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 459287761 + 104162436 = 21431^2 + 10206^2 .

It is a cyclic number.

It is not a de Polignac number, because 563450197 - 2²³ = 555061589 is a prime.

It is a super-2 number, since 2×563450197² = 634952248998677618, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (563450137) 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, 281725098 + 281725099.

It is an arithmetic number, because the mean of its divisors is an integer number (281725099).

Almost surely, 2^563450197 is an apocalyptic number.

It is an amenable number.

563450197 is a deficient number, since it is larger than the sum of its proper divisors (1).

563450197 is an equidigital number, since it uses as much as digits as its factorization.

563450197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 113400, while the sum is 40.

The square root of 563450197 is about 23737.1059103674. The cubic root of 563450197 is about 825.9463627970.

The spelling of 563450197 in words is "five hundred sixty-three million, four hundred fifty thousand, one hundred ninety-seven".