275047273 has 2 divisors, whose sum is σ = 275047274. Its totient is φ = 275047272.

The previous prime is 275047259. The next prime is 275047313. The reversal of 275047273 is 372740572.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 260887104 + 14160169 = 16152^2 + 3763^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-275047273 is a prime.

It is not a weakly prime, because it can be changed into another prime (275047873) 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 as a sum of consecutive naturals, namely, 137523636 + 137523637.

It is an arithmetic number, because the mean of its divisors is an integer number (137523637).

Almost surely, 2^275047273 is an apocalyptic number.

It is an amenable number.

275047273 is a deficient number, since it is larger than the sum of its proper divisors (1).

275047273 is an equidigital number, since it uses as much as digits as its factorization.

275047273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 82320, while the sum is 37.

The square root of 275047273 is about 16584.5492251071. The cubic root of 275047273 is about 650.3329836298.

The spelling of 275047273 in words is "two hundred seventy-five million, forty-seven thousand, two hundred seventy-three".