448103639 has 2 divisors, whose sum is σ = 448103640. Its totient is φ = 448103638.

The previous prime is 448103609. The next prime is 448103651. The reversal of 448103639 is 936301844.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 448103639 - 2²⁸ = 179668183 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (448103609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224051819 + 224051820.

It is an arithmetic number, because the mean of its divisors is an integer number (224051820).

Almost surely, 2^448103639 is an apocalyptic number.

448103639 is a deficient number, since it is larger than the sum of its proper divisors (1).

448103639 is an equidigital number, since it uses as much as digits as its factorization.

448103639 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 38.

The square root of 448103639 is about 21168.4585881920. The cubic root of 448103639 is about 765.2314728081.

The spelling of 448103639 in words is "four hundred forty-eight million, one hundred three thousand, six hundred thirty-nine".