134234161 has 4 divisors (see below), whose sum is σ = 135742500. Its totient is φ = 132725824.

The previous prime is 134234147. The next prime is 134234179. The reversal of 134234161 is 161432431.

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 35331136 + 98903025 = 5944^2 + 9945^2 .

It is a cyclic number.

It is not a de Polignac number, because 134234161 - 2¹¹ = 134232113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134234461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 754036 + ... + 754213.

It is an arithmetic number, because the mean of its divisors is an integer number (33935625).

Almost surely, 2^134234161 is an apocalyptic number.

It is an amenable number.

134234161 is a deficient number, since it is larger than the sum of its proper divisors (1508339).

134234161 is an equidigital number, since it uses as much as digits as its factorization.

134234161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1508338.

The product of its digits is 1728, while the sum is 25.

The square root of 134234161 is about 11585.9467027947. The cubic root of 134234161 is about 512.0208947873.

Adding to 134234161 its reverse (161432431), we get a palindrome (295666592).

The spelling of 134234161 in words is "one hundred thirty-four million, two hundred thirty-four thousand, one hundred sixty-one".