275261339 has 2 divisors, whose sum is σ = 275261340. Its totient is φ = 275261338.

The previous prime is 275261293. The next prime is 275261351. The reversal of 275261339 is 933162572.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 275261339 - 2⁸ = 275261083 is a prime.

It is not a weakly prime, because it can be changed into another prime (275261639) 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, 137630669 + 137630670.

It is an arithmetic number, because the mean of its divisors is an integer number (137630670).

Almost surely, 2^275261339 is an apocalyptic number.

275261339 is a deficient number, since it is larger than the sum of its proper divisors (1).

275261339 is an equidigital number, since it uses as much as digits as its factorization.

275261339 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 68040, while the sum is 38.

The square root of 275261339 is about 16591.0017479355. The cubic root of 275261339 is about 650.5016553377.

The spelling of 275261339 in words is "two hundred seventy-five million, two hundred sixty-one thousand, three hundred thirty-nine".