129053793 has 16 divisors (see below), whose sum is σ = 192082176. Its totient is φ = 76394640.

The previous prime is 129053791. The next prime is 129053801. The reversal of 129053793 is 397350921.

It is not a de Polignac number, because 129053793 - 2¹ = 129053791 is a prime.

It is not an unprimeable number, because it can be changed into a prime (129053791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44055 + ... + 46892.

It is an arithmetic number, because the mean of its divisors is an integer number (12005136).

Almost surely, 2^129053793 is an apocalyptic number.

It is an amenable number.

129053793 is a deficient number, since it is larger than the sum of its proper divisors (63028383).

129053793 is a wasteful number, since it uses less digits than its factorization.

129053793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91004.

The product of its (nonzero) digits is 51030, while the sum is 39.

The square root of 129053793 is about 11360.1845495573. The cubic root of 129053793 is about 505.3476585241.

The spelling of 129053793 in words is "one hundred twenty-nine million, fifty-three thousand, seven hundred ninety-three".