447313747 has 2 divisors, whose sum is σ = 447313748. Its totient is φ = 447313746.

The previous prime is 447313717. The next prime is 447313753. The reversal of 447313747 is 747313744.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 447313747 - 2⁷ = 447313619 is a prime.

It is not a weakly prime, because it can be changed into another prime (447313717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223656873 + 223656874.

It is an arithmetic number, because the mean of its divisors is an integer number (223656874).

Almost surely, 2^447313747 is an apocalyptic number.

447313747 is a deficient number, since it is larger than the sum of its proper divisors (1).

447313747 is an equidigital number, since it uses as much as digits as its factorization.

447313747 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 197568, while the sum is 40.

The square root of 447313747 is about 21149.7930722738. The cubic root of 447313747 is about 764.7815726229.

The spelling of 447313747 in words is "four hundred forty-seven million, three hundred thirteen thousand, seven hundred forty-seven".