11342143 has 2 divisors, whose sum is σ = 11342144. Its totient is φ = 11342142.

The previous prime is 11342119. The next prime is 11342167. The reversal of 11342143 is 34124311.

It is a balanced prime because it is at equal distance from previous prime (11342119) and next prime (11342167).

It is a cyclic number.

It is not a de Polignac number, because 11342143 - 2¹⁷ = 11211071 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11342143.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11342173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5671071 + 5671072.

It is an arithmetic number, because the mean of its divisors is an integer number (5671072).

Almost surely, 2^11342143 is an apocalyptic number.

11342143 is a deficient number, since it is larger than the sum of its proper divisors (1).

11342143 is an equidigital number, since it uses as much as digits as its factorization.

11342143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 288, while the sum is 19.

The square root of 11342143 is about 3367.8098224217. The cubic root of 11342143 is about 224.6803229770.

Adding to 11342143 its reverse (34124311), we get a palindrome (45466454).

The spelling of 11342143 in words is "eleven million, three hundred forty-two thousand, one hundred forty-three".