11445849 has 12 divisors (see below), whose sum is σ = 16571412. Its totient is φ = 7612800.

The previous prime is 11445829. The next prime is 11445871. The reversal of 11445849 is 94854411.

It can be written as a sum of positive squares in 2 ways, for example, as 2082249 + 9363600 = 1443^2 + 3060^2 .

It is not a de Polignac number, because 11445849 - 2⁵ = 11445817 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11445829) 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 11 ways as a sum of consecutive naturals, for example, 3469 + ... + 5909.

It is an arithmetic number, because the mean of its divisors is an integer number (1380951).

Almost surely, 2^11445849 is an apocalyptic number.

It is an amenable number.

11445849 is a deficient number, since it is larger than the sum of its proper divisors (5125563).

11445849 is a wasteful number, since it uses less digits than its factorization.

11445849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2968 (or 2965 counting only the distinct ones).

The product of its digits is 23040, while the sum is 36.

The square root of 11445849 is about 3383.1714411185. The cubic root of 11445849 is about 225.3630287670.

It can be divided in two parts, 1 and 1445849, that added together give a triangular number (1445850 = T₁₇₀₀).

The spelling of 11445849 in words is "eleven million, four hundred forty-five thousand, eight hundred forty-nine".