271285297 has 2 divisors, whose sum is σ = 271285298. Its totient is φ = 271285296.

The previous prime is 271285229. The next prime is 271285307. The reversal of 271285297 is 792582172.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 141871921 + 129413376 = 11911^2 + 11376^2 .

It is a cyclic number.

It is not a de Polignac number, because 271285297 - 2¹¹ = 271283249 is a prime.

It is equal to p_14777386 and since 271285297 and 14777386 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (271285997) 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, 135642648 + 135642649.

It is an arithmetic number, because the mean of its divisors is an integer number (135642649).

Almost surely, 2^271285297 is an apocalyptic number.

It is an amenable number.

271285297 is a deficient number, since it is larger than the sum of its proper divisors (1).

271285297 is an equidigital number, since it uses as much as digits as its factorization.

271285297 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 141120, while the sum is 43.

The square root of 271285297 is about 16470.7406330134. The cubic root of 271285297 is about 647.3543722227.

The spelling of 271285297 in words is "two hundred seventy-one million, two hundred eighty-five thousand, two hundred ninety-seven".