129275314 has 8 divisors (see below), whose sum is σ = 221614848. Its totient is φ = 55403700.

The previous prime is 129275273. The next prime is 129275317. The reversal of 129275314 is 413572921.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 129275314.

It is not an unprimeable number, because it can be changed into a prime (129275317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4616962 + ... + 4616989.

It is an arithmetic number, because the mean of its divisors is an integer number (27701856).

Almost surely, 2^129275314 is an apocalyptic number.

129275314 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

129275314 is a deficient number, since it is larger than the sum of its proper divisors (92339534).

129275314 is an equidigital number, since it uses as much as digits as its factorization.

129275314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9233960.

The product of its digits is 15120, while the sum is 34.

The square root of 129275314 is about 11369.9302548433. The cubic root of 129275314 is about 505.6366365431.

The spelling of 129275314 in words is "one hundred twenty-nine million, two hundred seventy-five thousand, three hundred fourteen".