275655163 has 4 divisors (see below), whose sum is σ = 315034480. Its totient is φ = 236275848.

The previous prime is 275655113. The next prime is 275655169. The reversal of 275655163 is 361556572.

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 275655163 - 2⁹ = 275654651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (275655169) 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, 19689648 + ... + 19689661.

It is an arithmetic number, because the mean of its divisors is an integer number (78758620).

Almost surely, 2^275655163 is an apocalyptic number.

275655163 is a deficient number, since it is larger than the sum of its proper divisors (39379317).

275655163 is an equidigital number, since it uses as much as digits as its factorization.

275655163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39379316.

The product of its digits is 189000, while the sum is 40.

The square root of 275655163 is about 16602.8661079947. The cubic root of 275655163 is about 650.8117377316.

The spelling of 275655163 in words is "two hundred seventy-five million, six hundred fifty-five thousand, one hundred sixty-three".