143441117 has 2 divisors, whose sum is σ = 143441118. Its totient is φ = 143441116.

The previous prime is 143441107. The next prime is 143441149. The reversal of 143441117 is 711144341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 93045316 + 50395801 = 9646^2 + 7099^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-143441117 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143441107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71720558 + 71720559.

It is an arithmetic number, because the mean of its divisors is an integer number (71720559).

Almost surely, 2^143441117 is an apocalyptic number.

It is an amenable number.

143441117 is a deficient number, since it is larger than the sum of its proper divisors (1).

143441117 is an equidigital number, since it uses as much as digits as its factorization.

143441117 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1344, while the sum is 26.

The square root of 143441117 is about 11976.6905696023. The cubic root of 143441117 is about 523.4693034755.

Adding to 143441117 its reverse (711144341), we get a palindrome (854585458).

The spelling of 143441117 in words is "one hundred forty-three million, four hundred forty-one thousand, one hundred seventeen".