450340303 has 8 divisors (see below), whose sum is σ = 516885408. Its totient is φ = 384347904.

The previous prime is 450340301. The next prime is 450340309. The reversal of 450340303 is 303043054.

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

It is a cyclic number.

It is not a de Polignac number, because 450340303 - 2¹ = 450340301 is a prime.

It is a super-2 number, since 2×450340303² = 405612777012263618, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450340301) 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, 136426 + ... + 139687.

It is an arithmetic number, because the mean of its divisors is an integer number (64610676).

Almost surely, 2^450340303 is an apocalyptic number.

450340303 is a deficient number, since it is larger than the sum of its proper divisors (66545105).

450340303 is a wasteful number, since it uses less digits than its factorization.

450340303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276353.

The product of its (nonzero) digits is 2160, while the sum is 22.

The square root of 450340303 is about 21221.2229383700. Note that the first 3 decimals coincide. The cubic root of 450340303 is about 766.5025521643.

Adding to 450340303 its reverse (303043054), we get a palindrome (753383357).

The spelling of 450340303 in words is "four hundred fifty million, three hundred forty thousand, three hundred three".