129026093 has 12 divisors (see below), whose sum is σ = 155630880. Its totient is φ = 104771016.

The previous prime is 129026087. The next prime is 129026147. The reversal of 129026093 is 390620921.

It is not a de Polignac number, because 129026093 - 2⁴ = 129026077 is a prime.

It is a super-3 number, since 3×129026093³ (a number of 25 digits) contains 333 as substring.

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 (129026083) 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 11 ways as a sum of consecutive naturals, for example, 23003 + ... + 28056.

It is an arithmetic number, because the mean of its divisors is an integer number (12969240).

Almost surely, 2^129026093 is an apocalyptic number.

It is an amenable number.

129026093 is a deficient number, since it is larger than the sum of its proper divisors (26604787).

129026093 is an equidigital number, since it uses as much as digits as its factorization.

129026093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51104 (or 51085 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 129026093 is about 11358.9653137951. The cubic root of 129026093 is about 505.3115001350.

The spelling of 129026093 in words is "one hundred twenty-nine million, twenty-six thousand, ninety-three".