447618323 has 2 divisors, whose sum is σ = 447618324. Its totient is φ = 447618322.

The previous prime is 447618317. The next prime is 447618371. The reversal of 447618323 is 323816744.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 447618323 - 2¹² = 447614227 is a prime.

It is not a weakly prime, because it can be changed into another prime (447618383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223809161 + 223809162.

It is an arithmetic number, because the mean of its divisors is an integer number (223809162).

Almost surely, 2^447618323 is an apocalyptic number.

447618323 is a deficient number, since it is larger than the sum of its proper divisors (1).

447618323 is an equidigital number, since it uses as much as digits as its factorization.

447618323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96768, while the sum is 38.

The square root of 447618323 is about 21156.9922956927. The cubic root of 447618323 is about 764.9551132049.

The spelling of 447618323 in words is "four hundred forty-seven million, six hundred eighteen thousand, three hundred twenty-three".