450542305 has 8 divisors (see below), whose sum is σ = 542286144. Its totient is φ = 359343600.

The previous prime is 450542243. The next prime is 450542327. The reversal of 450542305 is 503245054.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 450542305 - 2¹¹ = 450540257 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 134461 + ... + 137770.

It is an arithmetic number, because the mean of its divisors is an integer number (67785768).

Almost surely, 2^450542305 is an apocalyptic number.

It is an amenable number.

450542305 is a deficient number, since it is larger than the sum of its proper divisors (91743839).

450542305 is a wasteful number, since it uses less digits than its factorization.

450542305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272567.

The product of its (nonzero) digits is 12000, while the sum is 28.

The square root of 450542305 is about 21225.9818383037. The cubic root of 450542305 is about 766.6171409932.

Adding to 450542305 its reverse (503245054), we get a palindrome (953787359).

The spelling of 450542305 in words is "four hundred fifty million, five hundred forty-two thousand, three hundred five".