11449867 has 24 divisors (see below), whose sum is σ = 14076720. Its totient is φ = 9240000.

The previous prime is 11449859. The next prime is 11449873. The reversal of 11449867 is 76894411.

It is not a de Polignac number, because 11449867 - 2³ = 11449859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11449807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45492 + ... + 45742.

It is an arithmetic number, because the mean of its divisors is an integer number (586530).

Almost surely, 2^11449867 is an apocalyptic number.

11449867 is a deficient number, since it is larger than the sum of its proper divisors (2626853).

11449867 is a wasteful number, since it uses less digits than its factorization.

11449867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315 (or 304 counting only the distinct ones).

The product of its digits is 48384, while the sum is 40.

The square root of 11449867 is about 3383.7652105310. The cubic root of 11449867 is about 225.3893964837.

It can be divided in two parts, 1144 and 9867, that added together give a palindrome (11011).

The spelling of 11449867 in words is "eleven million, four hundred forty-nine thousand, eight hundred sixty-seven".