448154039 has 2 divisors, whose sum is σ = 448154040. Its totient is φ = 448154038.

The previous prime is 448153999. The next prime is 448154093. The reversal of 448154039 is 930451844.

Together with next prime (448154093) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-448154039 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 448153993 and 448154011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (448154099) 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, 224077019 + 224077020.

It is an arithmetic number, because the mean of its divisors is an integer number (224077020).

Almost surely, 2^448154039 is an apocalyptic number.

448154039 is a deficient number, since it is larger than the sum of its proper divisors (1).

448154039 is an equidigital number, since it uses as much as digits as its factorization.

448154039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69120, while the sum is 38.

The square root of 448154039 is about 21169.6490051205. The cubic root of 448154039 is about 765.2601612758.

The spelling of 448154039 in words is "four hundred forty-eight million, one hundred fifty-four thousand, thirty-nine".