450505271 has 2 divisors, whose sum is σ = 450505272. Its totient is φ = 450505270.

The previous prime is 450505249. The next prime is 450505277. The reversal of 450505271 is 172505054.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 450505271 - 2⁶ = 450505207 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (450505277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225252635 + 225252636.

It is an arithmetic number, because the mean of its divisors is an integer number (225252636).

Almost surely, 2^450505271 is an apocalyptic number.

450505271 is a deficient number, since it is larger than the sum of its proper divisors (1).

450505271 is an equidigital number, since it uses as much as digits as its factorization.

450505271 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7000, while the sum is 29.

The square root of 450505271 is about 21225.1094461254. The cubic root of 450505271 is about 766.5961354355.

The spelling of 450505271 in words is "four hundred fifty million, five hundred five thousand, two hundred seventy-one".