129693096 has 64 divisors (see below), whose sum is σ = 387979200. Its totient is φ = 39904704.

The previous prime is 129693089. The next prime is 129693097. The reversal of 129693096 is 690396921.

It is a happy number.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (129693097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20286 + ... + 25901.

It is an arithmetic number, because the mean of its divisors is an integer number (6062175).

Almost surely, 2^129693096 is an apocalyptic number.

It is an amenable number.

129693096 is an abundant number, since it is smaller than the sum of its proper divisors (258286104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

129693096 is a wasteful number, since it uses less digits than its factorization.

129693096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46215 (or 46205 counting only the distinct ones).

The product of its (nonzero) digits is 157464, while the sum is 45.

The square root of 129693096 is about 11388.2876675996. The cubic root of 129693096 is about 506.1807433380.

The spelling of 129693096 in words is "one hundred twenty-nine million, six hundred ninety-three thousand, ninety-six".