450911873 has 2 divisors, whose sum is σ = 450911874. Its totient is φ = 450911872.

The previous prime is 450911861. The next prime is 450911917. The reversal of 450911873 is 378119054.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 239878144 + 211033729 = 15488^2 + 14527^2 .

It is a cyclic number.

It is not a de Polignac number, because 450911873 - 2¹⁶ = 450846337 is a prime.

It is not a weakly prime, because it can be changed into another prime (450911473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 225455936 + 225455937.

It is an arithmetic number, because the mean of its divisors is an integer number (225455937).

Almost surely, 2^450911873 is an apocalyptic number.

It is an amenable number.

450911873 is a deficient number, since it is larger than the sum of its proper divisors (1).

450911873 is an equidigital number, since it uses as much as digits as its factorization.

450911873 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30240, while the sum is 38.

The square root of 450911873 is about 21234.6856110468. The cubic root of 450911873 is about 766.8266956638.

It can be divided in two parts, 45091 and 1873, that added together give a palindrome (46964).

The spelling of 450911873 in words is "four hundred fifty million, nine hundred eleven thousand, eight hundred seventy-three".