448803431 has 2 divisors, whose sum is σ = 448803432. Its totient is φ = 448803430.

The previous prime is 448803419. The next prime is 448803473. The reversal of 448803431 is 134308844.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 448803431 - 2⁶ = 448803367 is a prime.

It is a super-2 number, since 2×448803431² = 402849039354743522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 448803391 and 448803400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (448803401) 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, 224401715 + 224401716.

It is an arithmetic number, because the mean of its divisors is an integer number (224401716).

Almost surely, 2^448803431 is an apocalyptic number.

448803431 is a deficient number, since it is larger than the sum of its proper divisors (1).

448803431 is an equidigital number, since it uses as much as digits as its factorization.

448803431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36864, while the sum is 35.

The square root of 448803431 is about 21184.9812603174. The cubic root of 448803431 is about 765.6296131023.

The spelling of 448803431 in words is "four hundred forty-eight million, eight hundred three thousand, four hundred thirty-one".