448410121 has 2 divisors, whose sum is σ = 448410122. Its totient is φ = 448410120.

The previous prime is 448410119. The next prime is 448410181. The reversal of 448410121 is 121014844.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 447534025 + 876096 = 21155^2 + 936^2 .

It is a cyclic number.

It is not a de Polignac number, because 448410121 - 2¹ = 448410119 is a prime.

Together with 448410119, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (448410181) 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, 224205060 + 224205061.

It is an arithmetic number, because the mean of its divisors is an integer number (224205061).

Almost surely, 2^448410121 is an apocalyptic number.

It is an amenable number.

448410121 is a deficient number, since it is larger than the sum of its proper divisors (1).

448410121 is an equidigital number, since it uses as much as digits as its factorization.

448410121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1024, while the sum is 25.

The square root of 448410121 is about 21175.6964702463. The cubic root of 448410121 is about 765.4058939338.

Adding to 448410121 its reverse (121014844), we get a palindrome (569424965).

The spelling of 448410121 in words is "four hundred forty-eight million, four hundred ten thousand, one hundred twenty-one".