450144203 has 2 divisors, whose sum is σ = 450144204. Its totient is φ = 450144202.

The previous prime is 450144197. The next prime is 450144221. The reversal of 450144203 is 302441054.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 450144203 - 2¹⁶ = 450078667 is a prime.

It is not a weakly prime, because it can be changed into another prime (450144103) 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 as a sum of consecutive naturals, namely, 225072101 + 225072102.

It is an arithmetic number, because the mean of its divisors is an integer number (225072102).

Almost surely, 2^450144203 is an apocalyptic number.

450144203 is a deficient number, since it is larger than the sum of its proper divisors (1).

450144203 is an equidigital number, since it uses as much as digits as its factorization.

450144203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 450144203 is about 21216.6020606505. The cubic root of 450144203 is about 766.3912785546.

Adding to 450144203 its reverse (302441054), we get a palindrome (752585257).

The spelling of 450144203 in words is "four hundred fifty million, one hundred forty-four thousand, two hundred three".