449481133 has 2 divisors, whose sum is σ = 449481134. Its totient is φ = 449481132.

The previous prime is 449481127. The next prime is 449481167. The reversal of 449481133 is 331184944.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 409576644 + 39904489 = 20238^2 + 6317^2 .

It is a cyclic number.

It is not a de Polignac number, because 449481133 - 2¹³ = 449472941 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 449481092 and 449481101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (449481113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224740566 + 224740567.

It is an arithmetic number, because the mean of its divisors is an integer number (224740567).

Almost surely, 2^449481133 is an apocalyptic number.

It is an amenable number.

449481133 is a deficient number, since it is larger than the sum of its proper divisors (1).

449481133 is an equidigital number, since it uses as much as digits as its factorization.

449481133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 41472, while the sum is 37.

The square root of 449481133 is about 21200.9700957291. The cubic root of 449481133 is about 766.0147912120.

The spelling of 449481133 in words is "four hundred forty-nine million, four hundred eighty-one thousand, one hundred thirty-three".