447045899 has 2 divisors, whose sum is σ = 447045900. Its totient is φ = 447045898.

The previous prime is 447045883. The next prime is 447045943. The reversal of 447045899 is 998540744.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 447045899 - 2⁴ = 447045883 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (447045839) 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, 223522949 + 223522950.

It is an arithmetic number, because the mean of its divisors is an integer number (223522950).

Almost surely, 2^447045899 is an apocalyptic number.

447045899 is a deficient number, since it is larger than the sum of its proper divisors (1).

447045899 is an equidigital number, since it uses as much as digits as its factorization.

447045899 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1451520, while the sum is 50.

The square root of 447045899 is about 21143.4599581052. The cubic root of 447045899 is about 764.6288937212.

The spelling of 447045899 in words is "four hundred forty-seven million, forty-five thousand, eight hundred ninety-nine".