11045311 has 4 divisors (see below), whose sum is σ = 11061232. Its totient is φ = 11029392.

The previous prime is 11045303. The next prime is 11045323. The reversal of 11045311 is 11354011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11354011 = 17 ⋅667883.

It is a cyclic number.

It is not a de Polignac number, because 11045311 - 2³ = 11045303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11045341) 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, 6870 + ... + 8323.

It is an arithmetic number, because the mean of its divisors is an integer number (2765308).

Almost surely, 2^11045311 is an apocalyptic number.

11045311 is a deficient number, since it is larger than the sum of its proper divisors (15921).

11045311 is an equidigital number, since it uses as much as digits as its factorization.

11045311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15920.

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 11045311 is about 3323.4486606536. The cubic root of 11045311 is about 222.7029566730.

Adding to 11045311 its reverse (11354011), we get a palindrome (22399322).

The spelling of 11045311 in words is "eleven million, forty-five thousand, three hundred eleven".