11384143 has 2 divisors, whose sum is σ = 11384144. Its totient is φ = 11384142.

The previous prime is 11384129. The next prime is 11384159. The reversal of 11384143 is 34148311.

11384143 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11384143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11387143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5692071 + 5692072.

It is an arithmetic number, because the mean of its divisors is an integer number (5692072).

Almost surely, 2^11384143 is an apocalyptic number.

11384143 is the 1804-th centered heptagonal number.

11384143 is a deficient number, since it is larger than the sum of its proper divisors (1).

11384143 is an equidigital number, since it uses as much as digits as its factorization.

11384143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1152, while the sum is 25.

The square root of 11384143 is about 3374.0395670472. The cubic root of 11384143 is about 224.9573120662.

The spelling of 11384143 in words is "eleven million, three hundred eighty-four thousand, one hundred forty-three".