275435273 has 2 divisors, whose sum is σ = 275435274. Its totient is φ = 275435272.

The previous prime is 275435269. The next prime is 275435297. The reversal of 275435273 is 372534572.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 275161744 + 273529 = 16588^2 + 523^2 .

It is a cyclic number.

It is not a de Polignac number, because 275435273 - 2² = 275435269 is a prime.

It is a super-2 number, since 2×275435273² = 151729179225169058, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (275435213) 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, 137717636 + 137717637.

It is an arithmetic number, because the mean of its divisors is an integer number (137717637).

Almost surely, 2^275435273 is an apocalyptic number.

It is an amenable number.

275435273 is a deficient number, since it is larger than the sum of its proper divisors (1).

275435273 is an equidigital number, since it uses as much as digits as its factorization.

275435273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 176400, while the sum is 38.

The square root of 275435273 is about 16596.2427374391. The cubic root of 275435273 is about 650.6386409531.

The spelling of 275435273 in words is "two hundred seventy-five million, four hundred thirty-five thousand, two hundred seventy-three".