563081 has 2 divisors, whose sum is σ = 563082. Its totient is φ = 563080.

The previous prime is 563077. The next prime is 563099. The reversal of 563081 is 180365.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 292681 + 270400 = 541^2 + 520^2 .

It is a cyclic number.

It is not a de Polignac number, because 563081 - 2² = 563077 is a prime.

It is a super-2 number, since 2×563081² = 634120425122, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (563011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 281540 + 281541.

It is an arithmetic number, because the mean of its divisors is an integer number (281541).

2⁵⁶³⁰⁸¹ is an apocalyptic number.

It is an amenable number.

563081 is a deficient number, since it is larger than the sum of its proper divisors (1).

563081 is an equidigital number, since it uses as much as digits as its factorization.

563081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 563081 is about 750.3872333669. The cubic root of 563081 is about 82.5765924758.

The spelling of 563081 in words is "five hundred sixty-three thousand, eighty-one".