275348563 has 4 divisors (see below), whose sum is σ = 314684080. Its totient is φ = 236013048.

The previous prime is 275348543. The next prime is 275348611. The reversal of 275348563 is 365843572.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 275348563 - 2⁵ = 275348531 is a prime.

It is a super-2 number, since 2×275348563² = 151633662292329938, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (275348543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19667748 + ... + 19667761.

It is an arithmetic number, because the mean of its divisors is an integer number (78671020).

Almost surely, 2^275348563 is an apocalyptic number.

275348563 is a deficient number, since it is larger than the sum of its proper divisors (39335517).

275348563 is an equidigital number, since it uses as much as digits as its factorization.

275348563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39335516.

The product of its digits is 604800, while the sum is 43.

The square root of 275348563 is about 16593.6301935411. The cubic root of 275348563 is about 650.5703577624.

The spelling of 275348563 in words is "two hundred seventy-five million, three hundred forty-eight thousand, five hundred sixty-three".