450505063 has 4 divisors (see below), whose sum is σ = 453374680. Its totient is φ = 447635448.

The previous prime is 450505057. The next prime is 450505087. The reversal of 450505063 is 360505054.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 450505063 - 2⁵ = 450505031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450505043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1434573 + ... + 1434886.

It is an arithmetic number, because the mean of its divisors is an integer number (113343670).

Almost surely, 2^450505063 is an apocalyptic number.

450505063 is a deficient number, since it is larger than the sum of its proper divisors (2869617).

450505063 is a wasteful number, since it uses less digits than its factorization.

450505063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2869616.

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 450505063 is about 21225.1045462678. The cubic root of 450505063 is about 766.5960174553.

Subtracting from 450505063 its reverse (360505054), we obtain a palindrome (90000009).

The spelling of 450505063 in words is "four hundred fifty million, five hundred five thousand, sixty-three".