450321243 has 8 divisors (see below), whose sum is σ = 600532800. Its totient is φ = 300161928.

The previous prime is 450321229. The next prime is 450321247. The reversal of 450321243 is 342123054.

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

It is not a de Polignac number, because 450321243 - 2⁸ = 450320987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (450321247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16828 + ... + 34406.

It is an arithmetic number, because the mean of its divisors is an integer number (75066600).

Almost surely, 2^450321243 is an apocalyptic number.

450321243 is a deficient number, since it is larger than the sum of its proper divisors (150211557).

450321243 is a wasteful number, since it uses less digits than its factorization.

450321243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26121.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 450321243 is about 21220.7738548810. The cubic root of 450321243 is about 766.4917383089.

Adding to 450321243 its reverse (342123054), we get a palindrome (792444297).

The spelling of 450321243 in words is "four hundred fifty million, three hundred twenty-one thousand, two hundred forty-three".