448865251 has 2 divisors, whose sum is σ = 448865252. Its totient is φ = 448865250.

The previous prime is 448865243. The next prime is 448865299. The reversal of 448865251 is 152568844.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 448865251 - 2³ = 448865243 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 448865198 and 448865207.

It is not a weakly prime, because it can be changed into another prime (448865201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224432625 + 224432626.

It is an arithmetic number, because the mean of its divisors is an integer number (224432626).

Almost surely, 2^448865251 is an apocalyptic number.

448865251 is a deficient number, since it is larger than the sum of its proper divisors (1).

448865251 is an equidigital number, since it uses as much as digits as its factorization.

448865251 is an evil number, because the sum of its binary digits is even.

The product of its digits is 307200, while the sum is 43.

The square root of 448865251 is about 21186.4402625830. The cubic root of 448865251 is about 765.6647651283.

The spelling of 448865251 in words is "four hundred forty-eight million, eight hundred sixty-five thousand, two hundred fifty-one".