450503445 has 32 divisors (see below), whose sum is σ = 839331072. Its totient is φ = 202056192.

The previous prime is 450503407. The next prime is 450503447. The reversal of 450503445 is 544305054.

It is not a de Polignac number, because 450503445 - 2⁶ = 450503381 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450503447) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34912 + ... + 46041.

It is an arithmetic number, because the mean of its divisors is an integer number (26229096).

Almost surely, 2^450503445 is an apocalyptic number.

It is an amenable number.

450503445 is a deficient number, since it is larger than the sum of its proper divisors (388827627).

450503445 is a wasteful number, since it uses less digits than its factorization.

450503445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81021.

The product of its (nonzero) digits is 24000, while the sum is 30.

The square root of 450503445 is about 21225.0664309914. The cubic root of 450503445 is about 766.5950997048.

Adding to 450503445 its reverse (544305054), we get a palindrome (994808499).

The spelling of 450503445 in words is "four hundred fifty million, five hundred three thousand, four hundred forty-five".