134771163361 has 4 divisors (see below), whose sum is σ = 135250776324. Its totient is φ = 134291550400.

The previous prime is 134771163277. The next prime is 134771163421. The reversal of 134771163361 is 163361177431.

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

It can be written as a sum of positive squares in 2 ways, for example, as 98498056336 + 36273107025 = 313844^2 + 190455^2 .

It is a cyclic number.

It is not a de Polignac number, because 134771163361 - 2²³ = 134762774753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134771163161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 239806060 + ... + 239806621.

It is an arithmetic number, because the mean of its divisors is an integer number (33812694081).

Almost surely, 2^134771163361 is an apocalyptic number.

It is an amenable number.

134771163361 is a deficient number, since it is larger than the sum of its proper divisors (479612963).

134771163361 is an equidigital number, since it uses as much as digits as its factorization.

134771163361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479612962.

The product of its digits is 190512, while the sum is 43.

The spelling of 134771163361 in words is "one hundred thirty-four billion, seven hundred seventy-one million, one hundred sixty-three thousand, three hundred sixty-one".