129843083 has 2 divisors, whose sum is σ = 129843084. Its totient is φ = 129843082.

The previous prime is 129843071. The next prime is 129843107. The reversal of 129843083 is 380348921.

It is a weak prime.

It is an emirp because it is prime and its reverse (380348921) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 129843083 - 2⁶ = 129843019 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (129843013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64921541 + 64921542.

It is an arithmetic number, because the mean of its divisors is an integer number (64921542).

Almost surely, 2^129843083 is an apocalyptic number.

129843083 is a deficient number, since it is larger than the sum of its proper divisors (1).

129843083 is an equidigital number, since it uses as much as digits as its factorization.

129843083 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 129843083 is about 11394.8709075619. The cubic root of 129843083 is about 506.3757968541.

The spelling of 129843083 in words is "one hundred twenty-nine million, eight hundred forty-three thousand, eighty-three".