450493171 has 2 divisors, whose sum is σ = 450493172. Its totient is φ = 450493170.

The previous prime is 450493103. The next prime is 450493177. The reversal of 450493171 is 171394054.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 450493171 - 2⁹ = 450492659 is a prime.

It is not a weakly prime, because it can be changed into another prime (450493177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225246585 + 225246586.

It is an arithmetic number, because the mean of its divisors is an integer number (225246586).

Almost surely, 2^450493171 is an apocalyptic number.

450493171 is a deficient number, since it is larger than the sum of its proper divisors (1).

450493171 is an equidigital number, since it uses as much as digits as its factorization.

450493171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 450493171 is about 21224.8244044562. The cubic root of 450493171 is about 766.5892721075.

The spelling of 450493171 in words is "four hundred fifty million, four hundred ninety-three thousand, one hundred seventy-one".