448791451 has 2 divisors, whose sum is σ = 448791452. Its totient is φ = 448791450.

The previous prime is 448791401. The next prime is 448791461. The reversal of 448791451 is 154197844.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 448791451 - 2¹³ = 448783259 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 448791398 and 448791407.

It is not a weakly prime, because it can be changed into another prime (448791401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224395725 + 224395726.

It is an arithmetic number, because the mean of its divisors is an integer number (224395726).

Almost surely, 2^448791451 is an apocalyptic number.

448791451 is a deficient number, since it is larger than the sum of its proper divisors (1).

448791451 is an equidigital number, since it uses as much as digits as its factorization.

448791451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 161280, while the sum is 43.

The square root of 448791451 is about 21184.6985109536. The cubic root of 448791451 is about 765.6228006734.

The spelling of 448791451 in words is "four hundred forty-eight million, seven hundred ninety-one thousand, four hundred fifty-one".