448555853 has 2 divisors, whose sum is σ = 448555854. Its totient is φ = 448555852.

The previous prime is 448555843. The next prime is 448555883. The reversal of 448555853 is 358555844.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 295736809 + 152819044 = 17197^2 + 12362^2 .

It is a cyclic number.

It is not a de Polignac number, because 448555853 - 2¹⁰ = 448554829 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 448555798 and 448555807.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (448555823) 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, 224277926 + 224277927.

It is an arithmetic number, because the mean of its divisors is an integer number (224277927).

Almost surely, 2^448555853 is an apocalyptic number.

It is an amenable number.

448555853 is a deficient number, since it is larger than the sum of its proper divisors (1).

448555853 is an equidigital number, since it uses as much as digits as its factorization.

448555853 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1920000, while the sum is 47.

The square root of 448555853 is about 21179.1372109442. The cubic root of 448555853 is about 765.4888031909.

Subtracting from 448555853 its reverse (358555844), we obtain a palindrome (90000009).

The spelling of 448555853 in words is "four hundred forty-eight million, five hundred fifty-five thousand, eight hundred fifty-three".