11045243 has 6 divisors (see below), whose sum is σ = 12140772. Its totient is φ = 10041020.

The previous prime is 11045239. The next prime is 11045249. The reversal of 11045243 is 34254011.

11045243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11045243 - 2² = 11045239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11045249) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 45521 + ... + 45762.

It is an arithmetic number, because the mean of its divisors is an integer number (2023462).

Almost surely, 2^11045243 is an apocalyptic number.

11045243 is a deficient number, since it is larger than the sum of its proper divisors (1095529).

11045243 is an equidigital number, since it uses as much as digits as its factorization.

11045243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91305 (or 91294 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 11045243 is about 3323.4384303008. The cubic root of 11045243 is about 222.7024996515.

Adding to 11045243 its reverse (34254011), we get a palindrome (45299254).

The spelling of 11045243 in words is "eleven million, forty-five thousand, two hundred forty-three".