11445873 has 4 divisors (see below), whose sum is σ = 15261168. Its totient is φ = 7630580.

The previous prime is 11445871. The next prime is 11445877. The reversal of 11445873 is 37854411.

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 11445873 - 2¹ = 11445871 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11445871) 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 3 ways as a sum of consecutive naturals, for example, 1907643 + ... + 1907648.

It is an arithmetic number, because the mean of its divisors is an integer number (3815292).

Almost surely, 2^11445873 is an apocalyptic number.

It is an amenable number.

11445873 is a deficient number, since it is larger than the sum of its proper divisors (3815295).

11445873 is an equidigital number, since it uses as much as digits as its factorization.

11445873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3815294.

The product of its digits is 13440, while the sum is 33.

The square root of 11445873 is about 3383.1749880844. The cubic root of 11445873 is about 225.3631862828.

The spelling of 11445873 in words is "eleven million, four hundred forty-five thousand, eight hundred seventy-three".