11440045 has 4 divisors (see below), whose sum is σ = 13728060. Its totient is φ = 9152032.

The previous prime is 11440027. The next prime is 11440057. The reversal of 11440045 is 54004411.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4901796 + 6538249 = 2214^2 + 2557^2 .

It is a cyclic number.

It is not a de Polignac number, because 11440045 - 2⁷ = 11439917 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1144000 + ... + 1144009.

It is an arithmetic number, because the mean of its divisors is an integer number (3432015).

Almost surely, 2^11440045 is an apocalyptic number.

It is an amenable number.

11440045 is a deficient number, since it is larger than the sum of its proper divisors (2288015).

11440045 is an equidigital number, since it uses as much as digits as its factorization.

11440045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2288014.

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 11440045 is about 3382.3135573155. The cubic root of 11440045 is about 225.3249297097.

Adding to 11440045 its reverse (54004411), we get a palindrome (65444456).

The spelling of 11440045 in words is "eleven million, four hundred forty thousand, forty-five".