449575541 has 2 divisors, whose sum is σ = 449575542. Its totient is φ = 449575540.

The previous prime is 449575463. The next prime is 449575573. The reversal of 449575541 is 145575944.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 254274916 + 195300625 = 15946^2 + 13975^2 .

It is a cyclic number.

It is not a de Polignac number, because 449575541 - 2²⁶ = 382466677 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 449575492 and 449575501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (449545541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224787770 + 224787771.

It is an arithmetic number, because the mean of its divisors is an integer number (224787771).

Almost surely, 2^449575541 is an apocalyptic number.

It is an amenable number.

449575541 is a deficient number, since it is larger than the sum of its proper divisors (1).

449575541 is an equidigital number, since it uses as much as digits as its factorization.

449575541 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 504000, while the sum is 44.

The square root of 449575541 is about 21203.1964807196. The cubic root of 449575541 is about 766.0684181287.

The spelling of 449575541 in words is "four hundred forty-nine million, five hundred seventy-five thousand, five hundred forty-one".