447045943 has 2 divisors, whose sum is σ = 447045944. Its totient is φ = 447045942.

The previous prime is 447045899. The next prime is 447045953. The reversal of 447045943 is 349540744.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 447045943 - 2²⁵ = 413491511 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 447045896 and 447045905.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (447045953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223522971 + 223522972.

It is an arithmetic number, because the mean of its divisors is an integer number (223522972).

Almost surely, 2^447045943 is an apocalyptic number.

447045943 is a deficient number, since it is larger than the sum of its proper divisors (1).

447045943 is an equidigital number, since it uses as much as digits as its factorization.

447045943 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 241920, while the sum is 40.

The square root of 447045943 is about 21143.4609986161. The cubic root of 447045943 is about 764.6289188071.

The spelling of 447045943 in words is "four hundred forty-seven million, forty-five thousand, nine hundred forty-three".