447689353 has 2 divisors, whose sum is σ = 447689354. Its totient is φ = 447689352.

The previous prime is 447689329. The next prime is 447689447. The reversal of 447689353 is 353986744.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 443228809 + 4460544 = 21053^2 + 2112^2 .

It is a cyclic number.

It is not a de Polignac number, because 447689353 - 2¹³ = 447681161 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 447689297 and 447689306.

It is not a weakly prime, because it can be changed into another prime (447689453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 223844676 + 223844677.

It is an arithmetic number, because the mean of its divisors is an integer number (223844677).

Almost surely, 2^447689353 is an apocalyptic number.

It is an amenable number.

447689353 is a deficient number, since it is larger than the sum of its proper divisors (1).

447689353 is an equidigital number, since it uses as much as digits as its factorization.

447689353 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2177280, while the sum is 49.

The square root of 447689353 is about 21158.6708703548. The cubic root of 447689353 is about 764.9955731870.

The spelling of 447689353 in words is "four hundred forty-seven million, six hundred eighty-nine thousand, three hundred fifty-three".