447040519 has 2 divisors, whose sum is σ = 447040520. Its totient is φ = 447040518.

The previous prime is 447040511. The next prime is 447040567. The reversal of 447040519 is 915040744.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 447040519 - 2³ = 447040511 is a prime.

It is a super-2 number, since 2×447040519² = 399690451255578722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (447040511) 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, 223520259 + 223520260.

It is an arithmetic number, because the mean of its divisors is an integer number (223520260).

Almost surely, 2^447040519 is an apocalyptic number.

447040519 is a deficient number, since it is larger than the sum of its proper divisors (1).

447040519 is an equidigital number, since it uses as much as digits as its factorization.

447040519 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 447040519 is about 21143.3327316202. The cubic root of 447040519 is about 764.6258263852.

The spelling of 447040519 in words is "four hundred forty-seven million, forty thousand, five hundred nineteen".