275267647 has 2 divisors, whose sum is σ = 275267648. Its totient is φ = 275267646.

The previous prime is 275267633. The next prime is 275267651. The reversal of 275267647 is 746762572.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 275267647 - 2²⁷ = 141049919 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 275267597 and 275267606.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (275267617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137633823 + 137633824.

It is an arithmetic number, because the mean of its divisors is an integer number (137633824).

Almost surely, 2^275267647 is an apocalyptic number.

275267647 is a deficient number, since it is larger than the sum of its proper divisors (1).

275267647 is an equidigital number, since it uses as much as digits as its factorization.

275267647 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 987840, while the sum is 46.

The square root of 275267647 is about 16591.1918498943. The cubic root of 275267647 is about 650.5066243526.

The spelling of 275267647 in words is "two hundred seventy-five million, two hundred sixty-seven thousand, six hundred forty-seven".