11045005 has 4 divisors (see below), whose sum is σ = 13254012. Its totient is φ = 8836000.

The previous prime is 11044997. The next prime is 11045029. The reversal of 11045005 is 50054011.

It is a happy number.

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 5294601 + 5750404 = 2301^2 + 2398^2 .

It is not a de Polignac number, because 11045005 - 2³ = 11044997 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 11045005.

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, 1104496 + ... + 1104505.

It is an arithmetic number, because the mean of its divisors is an integer number (3313503).

Almost surely, 2^11045005 is an apocalyptic number.

It is an amenable number.

11045005 is a deficient number, since it is larger than the sum of its proper divisors (2209007).

11045005 is an equidigital number, since it uses as much as digits as its factorization.

11045005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2209006.

The product of its (nonzero) digits is 100, while the sum is 16.

The square root of 11045005 is about 3323.4026238179. The cubic root of 11045005 is about 222.7009000617.

Adding to 11045005 its reverse (50054011), we get a palindrome (61099016).

It can be divided in two parts, 1104500 and 5, that multiplied together give a square (5522500 = 2350²).

The spelling of 11045005 in words is "eleven million, forty-five thousand, five".