129134058 has 32 divisors (see below), whose sum is σ = 264122880. Its totient is φ = 42078960.

The previous prime is 129134041. The next prime is 129134059. The reversal of 129134058 is 850431921.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (129134059) 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, 54723 + ... + 57033.

It is an arithmetic number, because the mean of its divisors is an integer number (8253840).

Almost surely, 2^129134058 is an apocalyptic number.

129134058 is an abundant number, since it is smaller than the sum of its proper divisors (134988822).

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

129134058 is a wasteful number, since it uses less digits than its factorization.

129134058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2522.

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 129134058 is about 11363.7167335340. The cubic root of 129134058 is about 505.4524037952.

Adding to 129134058 its reverse (850431921), we get a palindrome (979565979).

The spelling of 129134058 in words is "one hundred twenty-nine million, one hundred thirty-four thousand, fifty-eight".