271274947 has 2 divisors, whose sum is σ = 271274948. Its totient is φ = 271274946.

The previous prime is 271274923. The next prime is 271274963. The reversal of 271274947 is 749472172.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-271274947 is a prime.

It is not a weakly prime, because it can be changed into another prime (271274147) 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, 135637473 + 135637474.

It is an arithmetic number, because the mean of its divisors is an integer number (135637474).

Almost surely, 2^271274947 is an apocalyptic number.

271274947 is a deficient number, since it is larger than the sum of its proper divisors (1).

271274947 is an equidigital number, since it uses as much as digits as its factorization.

271274947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 197568, while the sum is 43.

The square root of 271274947 is about 16470.4264364952. The cubic root of 271274947 is about 647.3461395577.

The spelling of 271274947 in words is "two hundred seventy-one million, two hundred seventy-four thousand, nine hundred forty-seven".