143130859 has 2 divisors, whose sum is σ = 143130860. Its totient is φ = 143130858.

The previous prime is 143130847. The next prime is 143130893. The reversal of 143130859 is 958031341.

It is an a-pointer prime, because the next prime (143130893) can be obtained adding 143130859 to its sum of digits (34).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 143130859 - 2⁹ = 143130347 is a prime.

It is not a weakly prime, because it can be changed into another prime (143130809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71565429 + 71565430.

It is an arithmetic number, because the mean of its divisors is an integer number (71565430).

Almost surely, 2^143130859 is an apocalyptic number.

143130859 is a deficient number, since it is larger than the sum of its proper divisors (1).

143130859 is an equidigital number, since it uses as much as digits as its factorization.

143130859 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 143130859 is about 11963.7309815960. The cubic root of 143130859 is about 523.0916159162.

The spelling of 143130859 in words is "one hundred forty-three million, one hundred thirty thousand, eight hundred fifty-nine".