134113886871 has 4 divisors (see below), whose sum is σ = 178818515832. Its totient is φ = 89409257912.

The previous prime is 134113886867. The next prime is 134113886911. The reversal of 134113886871 is 178688311431.

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

It is a cyclic number.

It is not a de Polignac number, because 134113886871 - 2² = 134113886867 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134113886821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22352314476 + ... + 22352314481.

It is an arithmetic number, because the mean of its divisors is an integer number (44704628958).

Almost surely, 2^134113886871 is an apocalyptic number.

134113886871 is a deficient number, since it is larger than the sum of its proper divisors (44704628961).

134113886871 is an equidigital number, since it uses as much as digits as its factorization.

134113886871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44704628960.

The product of its digits is 774144, while the sum is 51.

The spelling of 134113886871 in words is "one hundred thirty-four billion, one hundred thirteen million, eight hundred eighty-six thousand, eight hundred seventy-one".