143021443141 has 2 divisors, whose sum is σ = 143021443142. Its totient is φ = 143021443140.

The previous prime is 143021443057. The next prime is 143021443177. The reversal of 143021443141 is 141344120341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 121682368900 + 21339074241 = 348830^2 + 146079^2 .

It is a cyclic number.

It is not a de Polignac number, because 143021443141 - 2³¹ = 140873959493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143021443541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71510721570 + 71510721571.

It is an arithmetic number, because the mean of its divisors is an integer number (71510721571).

Almost surely, 2^143021443141 is an apocalyptic number.

It is an amenable number.

143021443141 is a deficient number, since it is larger than the sum of its proper divisors (1).

143021443141 is an equidigital number, since it uses as much as digits as its factorization.

143021443141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 143021443141 its reverse (141344120341), we get a palindrome (284365563482).

The spelling of 143021443141 in words is "one hundred forty-three billion, twenty-one million, four hundred forty-three thousand, one hundred forty-one".