129016103 has 2 divisors, whose sum is σ = 129016104. Its totient is φ = 129016102.

The previous prime is 129016031. The next prime is 129016117. The reversal of 129016103 is 301610921.

It is a happy number.

Together with previous prime (129016031) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 129016103 - 2⁸ = 129015847 is a prime.

It is a Chen prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (129016123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64508051 + 64508052.

It is an arithmetic number, because the mean of its divisors is an integer number (64508052).

Almost surely, 2^129016103 is an apocalyptic number.

129016103 is a deficient number, since it is larger than the sum of its proper divisors (1).

129016103 is an equidigital number, since it uses as much as digits as its factorization.

129016103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 23.

The square root of 129016103 is about 11358.5255645264. The cubic root of 129016103 is about 505.2984583488.

The spelling of 129016103 in words is "one hundred twenty-nine million, sixteen thousand, one hundred three".