448791671 has 2 divisors, whose sum is σ = 448791672. Its totient is φ = 448791670.

The previous prime is 448791631. The next prime is 448791677. The reversal of 448791671 is 176197844.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 448791671 - 2¹⁰ = 448790647 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (448791677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224395835 + 224395836.

It is an arithmetic number, because the mean of its divisors is an integer number (224395836).

Almost surely, 2^448791671 is an apocalyptic number.

448791671 is a deficient number, since it is larger than the sum of its proper divisors (1).

448791671 is an equidigital number, since it uses as much as digits as its factorization.

448791671 is an evil number, because the sum of its binary digits is even.

The product of its digits is 338688, while the sum is 47.

The square root of 448791671 is about 21184.7037033799. The cubic root of 448791671 is about 765.6229257775.

The spelling of 448791671 in words is "four hundred forty-eight million, seven hundred ninety-one thousand, six hundred seventy-one".