143243004349 has 2 divisors, whose sum is σ = 143243004350. Its totient is φ = 143243004348.

The previous prime is 143243004301. The next prime is 143243004389. The reversal of 143243004349 is 943400342341.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 141295547449 + 1947456900 = 375893^2 + 44130^2 .

It is an emirp because it is prime and its reverse (943400342341) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 143243004349 - 2²¹ = 143240907197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143243004389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71621502174 + 71621502175.

It is an arithmetic number, because the mean of its divisors is an integer number (71621502175).

Almost surely, 2^143243004349 is an apocalyptic number.

It is an amenable number.

143243004349 is a deficient number, since it is larger than the sum of its proper divisors (1).

143243004349 is an equidigital number, since it uses as much as digits as its factorization.

143243004349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 124416, while the sum is 37.

The spelling of 143243004349 in words is "one hundred forty-three billion, two hundred forty-three million, four thousand, three hundred forty-nine".