449271123 has 16 divisors (see below), whose sum is σ = 686800896. Its totient is φ = 255902400.

The previous prime is 449271083. The next prime is 449271133. The reversal of 449271123 is 321172944.

It is not a de Polignac number, because 449271123 - 2⁶ = 449271059 is a prime.

It is a super-2 number, since 2×449271123² = 403689083923362258, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (449271133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27603 + ... + 40748.

It is an arithmetic number, because the mean of its divisors is an integer number (42925056).

Almost surely, 2^449271123 is an apocalyptic number.

449271123 is a deficient number, since it is larger than the sum of its proper divisors (237529773).

449271123 is a wasteful number, since it uses less digits than its factorization.

449271123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68674.

The product of its digits is 12096, while the sum is 33.

The square root of 449271123 is about 21196.0166776685. The cubic root of 449271123 is about 765.8954715377.

The spelling of 449271123 in words is "four hundred forty-nine million, two hundred seventy-one thousand, one hundred twenty-three".