449912443 has 2 divisors, whose sum is σ = 449912444. Its totient is φ = 449912442.

The previous prime is 449912377. The next prime is 449912447. The reversal of 449912443 is 344219944.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 449912443 - 2²⁵ = 416358011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 449912396 and 449912405.

It is not a weakly prime, because it can be changed into another prime (449912447) 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, 224956221 + 224956222.

It is an arithmetic number, because the mean of its divisors is an integer number (224956222).

Almost surely, 2^449912443 is an apocalyptic number.

449912443 is a deficient number, since it is larger than the sum of its proper divisors (1).

449912443 is an equidigital number, since it uses as much as digits as its factorization.

449912443 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 124416, while the sum is 40.

The square root of 449912443 is about 21211.1395969194. The cubic root of 449912443 is about 766.2597286105.

The spelling of 449912443 in words is "four hundred forty-nine million, nine hundred twelve thousand, four hundred forty-three".