449311459 has 4 divisors (see below), whose sum is σ = 450899416. Its totient is φ = 447723504.

The previous prime is 449311439. The next prime is 449311477. The reversal of 449311459 is 954113944.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 449311459 - 2⁹ = 449310947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (449311409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 793554 + ... + 794119.

It is an arithmetic number, because the mean of its divisors is an integer number (112724854).

Almost surely, 2^449311459 is an apocalyptic number.

449311459 is a deficient number, since it is larger than the sum of its proper divisors (1587957).

449311459 is a wasteful number, since it uses less digits than its factorization.

449311459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1587956.

The product of its digits is 77760, while the sum is 40.

The square root of 449311459 is about 21196.9681558472. The cubic root of 449311459 is about 765.9183917995.

The spelling of 449311459 in words is "four hundred forty-nine million, three hundred eleven thousand, four hundred fifty-nine".