450823853 has 2 divisors, whose sum is σ = 450823854. Its totient is φ = 450823852.

The previous prime is 450823831. The next prime is 450823907. The reversal of 450823853 is 358328054.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 265918249 + 184905604 = 16307^2 + 13598^2 .

It is a cyclic number.

It is not a de Polignac number, because 450823853 - 2¹⁰ = 450822829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (450823753) 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, 225411926 + 225411927.

It is an arithmetic number, because the mean of its divisors is an integer number (225411927).

Almost surely, 2^450823853 is an apocalyptic number.

It is an amenable number.

450823853 is a deficient number, since it is larger than the sum of its proper divisors (1).

450823853 is an equidigital number, since it uses as much as digits as its factorization.

450823853 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 115200, while the sum is 38.

The square root of 450823853 is about 21232.6129574294. The cubic root of 450823853 is about 766.7767964247.

The spelling of 450823853 in words is "four hundred fifty million, eight hundred twenty-three thousand, eight hundred fifty-three".