449011149 has 4 divisors (see below), whose sum is σ = 598681536. Its totient is φ = 299340764.

The previous prime is 449011111. The next prime is 449011151. The reversal of 449011149 is 941110944.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 449011149 - 2¹¹ = 449009101 is a prime.

It is a super-2 number, since 2×449011149² = 403222023852600402, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449016149) 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 in 3 ways as a sum of consecutive naturals, for example, 74835189 + ... + 74835194.

It is an arithmetic number, because the mean of its divisors is an integer number (149670384).

Almost surely, 2^449011149 is an apocalyptic number.

It is an amenable number.

449011149 is a deficient number, since it is larger than the sum of its proper divisors (149670387).

449011149 is a wasteful number, since it uses less digits than its factorization.

449011149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149670386.

The product of its (nonzero) digits is 5184, while the sum is 33.

The square root of 449011149 is about 21189.8831757044. The cubic root of 449011149 is about 765.7477127068.

The spelling of 449011149 in words is "four hundred forty-nine million, eleven thousand, one hundred forty-nine".