129616703 has 8 divisors (see below), whose sum is σ = 133032480. Its totient is φ = 126213120.

The previous prime is 129616699. The next prime is 129616717. The reversal of 129616703 is 307616921.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 129616703 - 2² = 129616699 is a prime.

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

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (129616723) 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 in 7 ways as a sum of consecutive naturals, for example, 20918 + ... + 26396.

It is an arithmetic number, because the mean of its divisors is an integer number (16629060).

Almost surely, 2^129616703 is an apocalyptic number.

129616703 is a deficient number, since it is larger than the sum of its proper divisors (3415777).

129616703 is an equidigital number, since it uses as much as digits as its factorization.

129616703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6097.

The product of its (nonzero) digits is 13608, while the sum is 35.

The square root of 129616703 is about 11384.9331574674. The cubic root of 129616703 is about 506.0813387654.

The spelling of 129616703 in words is "one hundred twenty-nine million, six hundred sixteen thousand, seven hundred three".