275715161 has 2 divisors, whose sum is σ = 275715162. Its totient is φ = 275715160.

The previous prime is 275715133. The next prime is 275715179. The reversal of 275715161 is 161517572.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 242767561 + 32947600 = 15581^2 + 5740^2 .

It is a cyclic number.

It is not a de Polignac number, because 275715161 - 2¹⁴ = 275698777 is a prime.

It is not a weakly prime, because it can be changed into another prime (275715131) 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, 137857580 + 137857581.

It is an arithmetic number, because the mean of its divisors is an integer number (137857581).

Almost surely, 2^275715161 is an apocalyptic number.

It is an amenable number.

275715161 is a deficient number, since it is larger than the sum of its proper divisors (1).

275715161 is an equidigital number, since it uses as much as digits as its factorization.

275715161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14700, while the sum is 35.

The square root of 275715161 is about 16604.6728663952. The cubic root of 275715161 is about 650.8589519993.

The spelling of 275715161 in words is "two hundred seventy-five million, seven hundred fifteen thousand, one hundred sixty-one".