129334346933 has 4 divisors (see below), whose sum is σ = 141092014848. Its totient is φ = 117576679020.

The previous prime is 129334346927. The next prime is 129334346957. The reversal of 129334346933 is 339643433921.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 129334346933 - 2³² = 125039379637 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (129334346963) 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, 5878833941 + ... + 5878833962.

It is an arithmetic number, because the mean of its divisors is an integer number (35273003712).

Almost surely, 2^129334346933 is an apocalyptic number.

It is an amenable number.

129334346933 is a deficient number, since it is larger than the sum of its proper divisors (11757667915).

129334346933 is a wasteful number, since it uses less digits than its factorization.

129334346933 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11757667914.

The product of its digits is 3779136, while the sum is 50.

The spelling of 129334346933 in words is "one hundred twenty-nine billion, three hundred thirty-four million, three hundred forty-six thousand, nine hundred thirty-three".