129120382259 has 4 divisors (see below), whose sum is σ = 140858598840. Its totient is φ = 117382165680.

The previous prime is 129120382247. The next prime is 129120382271. The reversal of 129120382259 is 952283021921.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (129120382247) and next prime (129120382271).

It is a cyclic number.

It is not a de Polignac number, because 129120382259 - 2³² = 124825414963 is a prime.

It is a super-2 number, since 2×129120382259² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (129120382289) 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 3 ways as a sum of consecutive naturals, for example, 5869108274 + ... + 5869108295.

It is an arithmetic number, because the mean of its divisors is an integer number (35214649710).

Almost surely, 2^129120382259 is an apocalyptic number.

129120382259 is a deficient number, since it is larger than the sum of its proper divisors (11738216581).

129120382259 is a wasteful number, since it uses less digits than its factorization.

129120382259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11738216580.

The product of its (nonzero) digits is 155520, while the sum is 44.

The spelling of 129120382259 in words is "one hundred twenty-nine billion, one hundred twenty million, three hundred eighty-two thousand, two hundred fifty-nine".