11368143 has 12 divisors (see below), whose sum is σ = 16690648. Its totient is φ = 7454160.

The previous prime is 11368081. The next prime is 11368153. The reversal of 11368143 is 34186311.

It is not a de Polignac number, because 11368143 - 2⁶ = 11368079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11368153) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9805 + ... + 10902.

Almost surely, 2^11368143 is an apocalyptic number.

11368143 is a deficient number, since it is larger than the sum of its proper divisors (5322505).

11368143 is a wasteful number, since it uses less digits than its factorization.

11368143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20774 (or 20771 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

The square root of 11368143 is about 3371.6676882516. The cubic root of 11368143 is about 224.8518728733.

It can be divided in two parts, 11368 and 143, that added together give a palindrome (11511).

The spelling of 11368143 in words is "eleven million, three hundred sixty-eight thousand, one hundred forty-three".