11143383 has 4 divisors (see below), whose sum is σ = 14857848. Its totient is φ = 7428920.

The previous prime is 11143357. The next prime is 11143387. The reversal of 11143383 is 38334111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 38334111 = 3 ⋅12778037.

It is a cyclic number.

It is not a de Polignac number, because 11143383 - 2⁵ = 11143351 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11143387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1857228 + ... + 1857233.

It is an arithmetic number, because the mean of its divisors is an integer number (3714462).

Almost surely, 2^11143383 is an apocalyptic number.

11143383 is a deficient number, since it is larger than the sum of its proper divisors (3714465).

11143383 is an equidigital number, since it uses as much as digits as its factorization.

11143383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3714464.

The product of its digits is 864, while the sum is 24.

The square root of 11143383 is about 3338.1706067845. The cubic root of 11143383 is about 223.3601465295.

Adding to 11143383 its reverse (38334111), we get a palindrome (49477494).

The spelling of 11143383 in words is "eleven million, one hundred forty-three thousand, three hundred eighty-three".