11201143 has 2 divisors, whose sum is σ = 11201144. Its totient is φ = 11201142.

The previous prime is 11201131. The next prime is 11201149. The reversal of 11201143 is 34110211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11201143 - 2⁵ = 11201111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11201149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5600571 + 5600572.

It is an arithmetic number, because the mean of its divisors is an integer number (5600572).

Almost surely, 2^11201143 is an apocalyptic number.

11201143 is a deficient number, since it is larger than the sum of its proper divisors (1).

11201143 is an equidigital number, since it uses as much as digits as its factorization.

11201143 is an odious number, because the sum of its binary digits is odd.

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

The square root of 11201143 is about 3346.8108700672. The cubic root of 11201143 is about 223.7453992375.

Adding to 11201143 its reverse (34110211), we get a palindrome (45311354).

The spelling of 11201143 in words is "eleven million, two hundred one thousand, one hundred forty-three".