449991341 has 2 divisors, whose sum is σ = 449991342. Its totient is φ = 449991340.

The previous prime is 449991317. The next prime is 449991361. The reversal of 449991341 is 143199944.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 314175625 + 135815716 = 17725^2 + 11654^2 .

It is a cyclic number.

It is not a de Polignac number, because 449991341 - 2¹⁴ = 449974957 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 449991292 and 449991301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (449991361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224995670 + 224995671.

It is an arithmetic number, because the mean of its divisors is an integer number (224995671).

Almost surely, 2^449991341 is an apocalyptic number.

It is an amenable number.

449991341 is a deficient number, since it is larger than the sum of its proper divisors (1).

449991341 is an equidigital number, since it uses as much as digits as its factorization.

449991341 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 139968, while the sum is 44.

The square root of 449991341 is about 21212.9993400273. Note that the first 3 decimals coincide. The cubic root of 449991341 is about 766.3045171966.

The spelling of 449991341 in words is "four hundred forty-nine million, nine hundred ninety-one thousand, three hundred forty-one".