448523371 has 2 divisors, whose sum is σ = 448523372. Its totient is φ = 448523370.

The previous prime is 448523357. The next prime is 448523389. The reversal of 448523371 is 173325844.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-448523371 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 448523371.

It is not a weakly prime, because it can be changed into another prime (448523321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224261685 + 224261686.

It is an arithmetic number, because the mean of its divisors is an integer number (224261686).

Almost surely, 2^448523371 is an apocalyptic number.

448523371 is a deficient number, since it is larger than the sum of its proper divisors (1).

448523371 is an equidigital number, since it uses as much as digits as its factorization.

448523371 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 80640, while the sum is 37.

The square root of 448523371 is about 21178.3703575133. The cubic root of 448523371 is about 765.4703252189.

The spelling of 448523371 in words is "four hundred forty-eight million, five hundred twenty-three thousand, three hundred seventy-one".