447465443 has 2 divisors, whose sum is σ = 447465444. Its totient is φ = 447465442.

The previous prime is 447465433. The next prime is 447465461. The reversal of 447465443 is 344564744.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 447465443 - 2¹⁴ = 447449059 is a prime.

It is a Sophie Germain prime.

It is equal to p_23725778 and since 447465443 and 23725778 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 447465443.

It is not a weakly prime, because it can be changed into another prime (447465433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223732721 + 223732722.

It is an arithmetic number, because the mean of its divisors is an integer number (223732722).

Almost surely, 2^447465443 is an apocalyptic number.

447465443 is a deficient number, since it is larger than the sum of its proper divisors (1).

447465443 is an equidigital number, since it uses as much as digits as its factorization.

447465443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 645120, while the sum is 41.

The square root of 447465443 is about 21153.3789972193. The cubic root of 447465443 is about 764.8680154491.

The spelling of 447465443 in words is "four hundred forty-seven million, four hundred sixty-five thousand, four hundred forty-three".