271142497 has 2 divisors, whose sum is σ = 271142498. Its totient is φ = 271142496.

The previous prime is 271142447. The next prime is 271142519. The reversal of 271142497 is 794241172.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 135862336 + 135280161 = 11656^2 + 11631^2 .

It is a cyclic number.

It is not a de Polignac number, because 271142497 - 2¹⁹ = 270618209 is a prime.

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 (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135571248 + 135571249.

It is an arithmetic number, because the mean of its divisors is an integer number (135571249).

Almost surely, 2^271142497 is an apocalyptic number.

It is an amenable number.

271142497 is a deficient number, since it is larger than the sum of its proper divisors (1).

271142497 is an equidigital number, since it uses as much as digits as its factorization.

271142497 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28224, while the sum is 37.

The square root of 271142497 is about 16466.4051025110. The cubic root of 271142497 is about 647.2407668165.

The spelling of 271142497 in words is "two hundred seventy-one million, one hundred forty-two thousand, four hundred ninety-seven".