448507523 has 2 divisors, whose sum is σ = 448507524. Its totient is φ = 448507522.

The previous prime is 448507519. The next prime is 448507561. The reversal of 448507523 is 325705844.

It is a happy number.

It is an a-pointer prime, because the next prime (448507561) can be obtained adding 448507523 to its sum of digits (38).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 448507523 - 2² = 448507519 is a prime.

It is not a weakly prime, because it can be changed into another prime (448507123) 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, 224253761 + 224253762.

It is an arithmetic number, because the mean of its divisors is an integer number (224253762).

Almost surely, 2^448507523 is an apocalyptic number.

448507523 is a deficient number, since it is larger than the sum of its proper divisors (1).

448507523 is an equidigital number, since it uses as much as digits as its factorization.

448507523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 134400, while the sum is 38.

The square root of 448507523 is about 21177.9961988853. The cubic root of 448507523 is about 765.4613094742.

The spelling of 448507523 in words is "four hundred forty-eight million, five hundred seven thousand, five hundred twenty-three".