450055503 has 12 divisors (see below), whose sum is σ = 663912288. Its totient is φ = 293652960.

The previous prime is 450055493. The next prime is 450055511. The reversal of 450055503 is 305550054.

It is not a de Polignac number, because 450055503 - 2⁸ = 450055247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450055703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 531558 + ... + 532403.

It is an arithmetic number, because the mean of its divisors is an integer number (55326024).

Almost surely, 2^450055503 is an apocalyptic number.

450055503 is a deficient number, since it is larger than the sum of its proper divisors (213856785).

450055503 is a wasteful number, since it uses less digits than its factorization.

450055503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1064014 (or 1064011 counting only the distinct ones).

The product of its (nonzero) digits is 7500, while the sum is 27.

The square root of 450055503 is about 21214.5116135159. The cubic root of 450055503 is about 766.3409366335.

The spelling of 450055503 in words is "four hundred fifty million, fifty-five thousand, five hundred three".