275300129 has 4 divisors (see below), whose sum is σ = 296477076. Its totient is φ = 254123184.

The previous prime is 275300107. The next prime is 275300131. The reversal of 275300129 is 921003572.

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

It can be written as a sum of positive squares in 2 ways, for example, as 118374400 + 156925729 = 10880^2 + 12527^2 .

It is a cyclic number.

It is not a de Polignac number, because 275300129 - 2²⁰ = 274251553 is a prime.

It is a super-3 number, since 3×275300129³ (a number of 26 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (275300149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10588454 + ... + 10588479.

It is an arithmetic number, because the mean of its divisors is an integer number (74119269).

Almost surely, 2^275300129 is an apocalyptic number.

It is an amenable number.

275300129 is a deficient number, since it is larger than the sum of its proper divisors (21176947).

275300129 is a wasteful number, since it uses less digits than its factorization.

275300129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21176946.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 275300129 is about 16592.1707139241. The cubic root of 275300129 is about 650.5322102691.

The spelling of 275300129 in words is "two hundred seventy-five million, three hundred thousand, one hundred twenty-nine".