134081758081 has 4 divisors (see below), whose sum is σ = 134085203392. Its totient is φ = 134078312772.

The previous prime is 134081758049. The next prime is 134081758117. The reversal of 134081758081 is 180857180431.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 180857180431 = 1061 ⋅170459171.

It is a cyclic number.

It is not a de Polignac number, because 134081758081 - 2⁵ = 134081758049 is a prime.

It is a super-2 number, since 2×134081758081² (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 (134081758001) 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, 1663605 + ... + 1742338.

It is an arithmetic number, because the mean of its divisors is an integer number (33521300848).

Almost surely, 2^134081758081 is an apocalyptic number.

It is an amenable number.

134081758081 is a deficient number, since it is larger than the sum of its proper divisors (3445311).

134081758081 is an equidigital number, since it uses as much as digits as its factorization.

134081758081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3445310.

The product of its (nonzero) digits is 215040, while the sum is 46.

The spelling of 134081758081 in words is "one hundred thirty-four billion, eighty-one million, seven hundred fifty-eight thousand, eighty-one".