271142447 has 2 divisors, whose sum is σ = 271142448. Its totient is φ = 271142446.

The previous prime is 271142437. The next prime is 271142497. The reversal of 271142447 is 744241172.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 271142447 - 2⁸ = 271142191 is a prime.

It is a Chen prime.

It is equal to p_14770067 and since 271142447 and 14770067 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (271142437) 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, 135571223 + 135571224.

It is an arithmetic number, because the mean of its divisors is an integer number (135571224).

Almost surely, 2^271142447 is an apocalyptic number.

271142447 is a deficient number, since it is larger than the sum of its proper divisors (1).

271142447 is an equidigital number, since it uses as much as digits as its factorization.

271142447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12544, while the sum is 32.

The square root of 271142447 is about 16466.4035842682. The cubic root of 271142447 is about 647.2407270317.

The spelling of 271142447 in words is "two hundred seventy-one million, one hundred forty-two thousand, four hundred forty-seven".