143204129 has 2 divisors, whose sum is σ = 143204130. Its totient is φ = 143204128.

The previous prime is 143204111. The next prime is 143204153. The reversal of 143204129 is 921402341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 109830400 + 33373729 = 10480^2 + 5777^2 .

It is an emirp because it is prime and its reverse (921402341) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-143204129 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 143204098 and 143204107.

It is not a weakly prime, because it can be changed into another prime (143201129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71602064 + 71602065.

It is an arithmetic number, because the mean of its divisors is an integer number (71602065).

Almost surely, 2^143204129 is an apocalyptic number.

It is an amenable number.

143204129 is a deficient number, since it is larger than the sum of its proper divisors (1).

143204129 is an equidigital number, since it uses as much as digits as its factorization.

143204129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 143204129 is about 11966.7927616383. The cubic root of 143204129 is about 523.1808591558.

The spelling of 143204129 in words is "one hundred forty-three million, two hundred four thousand, one hundred twenty-nine".