11043113 has 4 divisors (see below), whose sum is σ = 11423940. Its totient is φ = 10662288.

The previous prime is 11043091. The next prime is 11043119. The reversal of 11043113 is 31134011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 31134011 = 641 ⋅48571.

It can be written as a sum of positive squares in 2 ways, for example, as 5697769 + 5345344 = 2387^2 + 2312^2 .

It is a cyclic number.

It is not a de Polignac number, because 11043113 - 2⁶ = 11043049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11043119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190370 + ... + 190427.

It is an arithmetic number, because the mean of its divisors is an integer number (2855985).

Almost surely, 2^11043113 is an apocalyptic number.

It is an amenable number.

11043113 is a deficient number, since it is larger than the sum of its proper divisors (380827).

11043113 is an equidigital number, since it uses as much as digits as its factorization.

11043113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380826.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 11043113 is about 3323.1179635998. The cubic root of 11043113 is about 222.6881831770.

Adding to 11043113 its reverse (31134011), we get a palindrome (42177124).

The spelling of 11043113 in words is "eleven million, forty-three thousand, one hundred thirteen".