271452161 has 2 divisors, whose sum is σ = 271452162. Its totient is φ = 271452160.

The previous prime is 271452149. The next prime is 271452169. The reversal of 271452161 is 161254172.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 197233936 + 74218225 = 14044^2 + 8615^2 .

It is a cyclic number.

It is not a de Polignac number, because 271452161 - 2¹⁰ = 271451137 is a prime.

It is a super-3 number, since 3×271452161³ (a number of 26 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (271452169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135726080 + 135726081.

It is an arithmetic number, because the mean of its divisors is an integer number (135726081).

Almost surely, 2^271452161 is an apocalyptic number.

It is an amenable number.

271452161 is a deficient number, since it is larger than the sum of its proper divisors (1).

271452161 is an equidigital number, since it uses as much as digits as its factorization.

271452161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3360, while the sum is 29.

The square root of 271452161 is about 16475.8053217438. The cubic root of 271452161 is about 647.4870713916.

The spelling of 271452161 in words is "two hundred seventy-one million, four hundred fifty-two thousand, one hundred sixty-one".