11340143 has 2 divisors, whose sum is σ = 11340144. Its totient is φ = 11340142.

The previous prime is 11340137. The next prime is 11340163. The reversal of 11340143 is 34104311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11340143 - 2²² = 7145839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11340163) by changing a digit.

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

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5670071 + 5670072.

It is an arithmetic number, because the mean of its divisors is an integer number (5670072).

Almost surely, 2^11340143 is an apocalyptic number.

11340143 is a deficient number, since it is larger than the sum of its proper divisors (1).

11340143 is an equidigital number, since it uses as much as digits as its factorization.

11340143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 11340143 is about 3367.5128804505. The cubic root of 11340143 is about 224.6671159766.

Adding to 11340143 its reverse (34104311), we get a palindrome (45444454).

The spelling of 11340143 in words is "eleven million, three hundred forty thousand, one hundred forty-three".