270563 has 2 divisors, whose sum is σ = 270564. Its totient is φ = 270562.

The previous prime is 270553. The next prime is 270577. The reversal of 270563 is 365072.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 270563 - 2⁴ = 270547 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is not a weakly prime, because it can be changed into another prime (270553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135281 + 135282.

It is an arithmetic number, because the mean of its divisors is an integer number (135282).

2²⁷⁰⁵⁶³ is an apocalyptic number.

270563 is a deficient number, since it is larger than the sum of its proper divisors (1).

270563 is an equidigital number, since it uses as much as digits as its factorization.

270563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1260, while the sum is 23.

The square root of 270563 is about 520.1567071566. The cubic root of 270563 is about 64.6779334651.

The spelling of 270563 in words is "two hundred seventy thousand, five hundred sixty-three".