129316 has 12 divisors (see below), whose sum is σ = 246960. Its totient is φ = 58760.

The previous prime is 129313. The next prime is 129341. The reversal of 129316 is 613921.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (129313) 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, 1426 + ... + 1513.

It is an arithmetic number, because the mean of its divisors is an integer number (20580).

2¹²⁹³¹⁶ is an apocalyptic number.

It is an amenable number.

129316 is a deficient number, since it is larger than the sum of its proper divisors (117644).

129316 is a wasteful number, since it uses less digits than its factorization.

129316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2954 (or 2952 counting only the distinct ones).

The product of its digits is 324, while the sum is 22.

The square root of 129316 is about 359.6053392262. The cubic root of 129316 is about 50.5689676250.

The spelling of 129316 in words is "one hundred twenty-nine thousand, three hundred sixteen".