11045505 has 8 divisors (see below), whose sum is σ = 17672832. Its totient is φ = 5890928.

The previous prime is 11045477. The next prime is 11045509. The reversal of 11045505 is 50554011.

11045505 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11045505 - 2⁸ = 11045249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11045509) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 368169 + ... + 368198.

It is an arithmetic number, because the mean of its divisors is an integer number (2209104).

Almost surely, 2^11045505 is an apocalyptic number.

11045505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11045505 is a deficient number, since it is larger than the sum of its proper divisors (6627327).

11045505 is an equidigital number, since it uses as much as digits as its factorization.

11045505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 736375.

The product of its (nonzero) digits is 500, while the sum is 21.

The square root of 11045505 is about 3323.4778470753. The cubic root of 11045505 is about 222.7042605180.

Adding to 11045505 its reverse (50554011), we get a palindrome (61599516).

The spelling of 11045505 in words is "eleven million, forty-five thousand, five hundred five".