11143201 has 4 divisors (see below), whose sum is σ = 11627712. Its totient is φ = 10658692.

The previous prime is 11143199. The next prime is 11143207. The reversal of 11143201 is 10234111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11143201 - 2¹ = 11143199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11143207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 242221 + ... + 242266.

It is an arithmetic number, because the mean of its divisors is an integer number (2906928).

Almost surely, 2^11143201 is an apocalyptic number.

It is an amenable number.

11143201 is a deficient number, since it is larger than the sum of its proper divisors (484511).

11143201 is an equidigital number, since it uses as much as digits as its factorization.

11143201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484510.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 11143201 is about 3338.1433462331. The cubic root of 11143201 is about 223.3589305083.

Adding to 11143201 its reverse (10234111), we get a palindrome (21377312).

The spelling of 11143201 in words is "eleven million, one hundred forty-three thousand, two hundred one".