1449558449 has 4 divisors (see below), whose sum is σ = 1463631936. Its totient is φ = 1435484964.

The previous prime is 1449558413. The next prime is 1449558457. The reversal of 1449558449 is 9448559441.

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 1449558449 - 2²⁸ = 1181122993 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1449558449.

It is not an unprimeable number, because it can be changed into a prime (1449558749) 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, 7036589 + ... + 7036794.

It is an arithmetic number, because the mean of its divisors is an integer number (365907984).

Almost surely, 2^1449558449 is an apocalyptic number.

It is an amenable number.

1449558449 is a deficient number, since it is larger than the sum of its proper divisors (14073487).

1449558449 is a wasteful number, since it uses less digits than its factorization.

1449558449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14073486.

The product of its digits is 4147200, while the sum is 53.

The square root of 1449558449 is about 38073.0672391915. The cubic root of 1449558449 is about 1131.7362946375.

The spelling of 1449558449 in words is "one billion, four hundred forty-nine million, five hundred fifty-eight thousand, four hundred forty-nine".