448767971 has 2 divisors, whose sum is σ = 448767972. Its totient is φ = 448767970.

The previous prime is 448767937. The next prime is 448768009. The reversal of 448767971 is 179767844.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 448767971 - 2²² = 444573667 is a prime.

It is not a weakly prime, because it can be changed into another prime (448767871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224383985 + 224383986.

It is an arithmetic number, because the mean of its divisors is an integer number (224383986).

Almost surely, 2^448767971 is an apocalyptic number.

448767971 is a deficient number, since it is larger than the sum of its proper divisors (1).

448767971 is an equidigital number, since it uses as much as digits as its factorization.

448767971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2370816, while the sum is 53.

The square root of 448767971 is about 21184.1443301352. The cubic root of 448767971 is about 765.6094484160.

The spelling of 448767971 in words is "four hundred forty-eight million, seven hundred sixty-seven thousand, nine hundred seventy-one".