129196 has 6 divisors (see below), whose sum is σ = 226100. Its totient is φ = 64596.

The previous prime is 129193. The next prime is 129197. The reversal of 129196 is 691921.

It is not an unprimeable number, because it can be changed into a prime (129193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16146 + ... + 16153.

2¹²⁹¹⁹⁶ is an apocalyptic number.

It is an amenable number.

129196 is a deficient number, since it is larger than the sum of its proper divisors (96904).

129196 is a wasteful number, since it uses less digits than its factorization.

129196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32303 (or 32301 counting only the distinct ones).

The product of its digits is 972, while the sum is 28.

The square root of 129196 is about 359.4384509203. The cubic root of 129196 is about 50.5533208009.

It can be divided in two parts, 129 and 196, that added together give a triangular number (325 = T₂₅).

The spelling of 129196 in words is "one hundred twenty-nine thousand, one hundred ninety-six".