11143371 has 8 divisors (see below), whose sum is σ = 15174144. Its totient is φ = 7270760.

The previous prime is 11143357. The next prime is 11143387. The reversal of 11143371 is 17334111.

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 11143371 - 2⁷ = 11143243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11143351) 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, 39375 + ... + 39656.

It is an arithmetic number, because the mean of its divisors is an integer number (1896768).

Almost surely, 2^11143371 is an apocalyptic number.

11143371 is a deficient number, since it is larger than the sum of its proper divisors (4030773).

11143371 is an equidigital number, since it uses as much as digits as its factorization.

11143371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79081.

The product of its digits is 252, while the sum is 21.

The square root of 11143371 is about 3338.1688093924. The cubic root of 11143371 is about 223.3600663527.

Adding to 11143371 its reverse (17334111), we get a palindrome (28477482).

The spelling of 11143371 in words is "eleven million, one hundred forty-three thousand, three hundred seventy-one".