129697163 has 8 divisors (see below), whose sum is σ = 134061360. Its totient is φ = 125405280.

The previous prime is 129697153. The next prime is 129697171. The reversal of 129697163 is 361796921.

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 129697163 - 2¹⁰ = 129696139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (129697103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14420 + ... + 21617.

It is an arithmetic number, because the mean of its divisors is an integer number (16757670).

Almost surely, 2^129697163 is an apocalyptic number.

129697163 is a deficient number, since it is larger than the sum of its proper divisors (4364197).

129697163 is an equidigital number, since it uses as much as digits as its factorization.

129697163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36157.

The product of its digits is 122472, while the sum is 44.

The square root of 129697163 is about 11388.4662268455. The cubic root of 129697163 is about 506.1860343304.

The spelling of 129697163 in words is "one hundred twenty-nine million, six hundred ninety-seven thousand, one hundred sixty-three".