134808068139 has 8 divisors (see below), whose sum is σ = 189204306240. Its totient is φ = 85141937736.

The previous prime is 134808068123. The next prime is 134808068159. The reversal of 134808068139 is 931860808431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 134808068139 - 2⁴ = 134808068123 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 134808068091 and 134808068100.

It is not an unprimeable number, because it can be changed into a prime (134808068159) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1182526857 + ... + 1182526970.

It is an arithmetic number, because the mean of its divisors is an integer number (23650538280).

Almost surely, 2^134808068139 is an apocalyptic number.

134808068139 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

134808068139 is a deficient number, since it is larger than the sum of its proper divisors (54396238101).

134808068139 is a wasteful number, since it uses less digits than its factorization.

134808068139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2365053849.

The product of its (nonzero) digits is 995328, while the sum is 51.

The spelling of 134808068139 in words is "one hundred thirty-four billion, eight hundred eight million, sixty-eight thousand, one hundred thirty-nine".