275135873 has 4 divisors (see below), whose sum is σ = 275278848. Its totient is φ = 274992900.

The previous prime is 275135851. The next prime is 275135891. The reversal of 275135873 is 378531572.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 275135873 - 2²⁶ = 208027009 is a prime.

It is a super-2 number, since 2×275135873² = 151399497222944258, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 275135873.

It is not an unprimeable number, because it can be changed into a prime (275135813) 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, 68561 + ... + 72462.

It is an arithmetic number, because the mean of its divisors is an integer number (68819712).

Almost surely, 2^275135873 is an apocalyptic number.

It is an amenable number.

275135873 is a deficient number, since it is larger than the sum of its proper divisors (142975).

275135873 is a wasteful number, since it uses less digits than its factorization.

275135873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142974.

The product of its digits is 176400, while the sum is 41.

The square root of 275135873 is about 16587.2201709629. The cubic root of 275135873 is about 650.4028059503.

The spelling of 275135873 in words is "two hundred seventy-five million, one hundred thirty-five thousand, eight hundred seventy-three".