134712161 has 2 divisors, whose sum is σ = 134712162. Its totient is φ = 134712160.

The previous prime is 134712113. The next prime is 134712239. The reversal of 134712161 is 161217431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 79299025 + 55413136 = 8905^2 + 7444^2 .

It is a cyclic number.

It is not a de Polignac number, because 134712161 - 2²⁶ = 67603297 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 134712161.

It is not a weakly prime, because it can be changed into another prime (134712661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67356080 + 67356081.

It is an arithmetic number, because the mean of its divisors is an integer number (67356081).

Almost surely, 2^134712161 is an apocalyptic number.

It is an amenable number.

134712161 is a deficient number, since it is larger than the sum of its proper divisors (1).

134712161 is an equidigital number, since it uses as much as digits as its factorization.

134712161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1008, while the sum is 26.

The square root of 134712161 is about 11606.5568106997. The cubic root of 134712161 is about 512.6279336377.

Adding to 134712161 its reverse (161217431), we get a palindrome (295929592).

It can be divided in two parts, 13 and 4712161, that added together give a palindrome (4712174).

The spelling of 134712161 in words is "one hundred thirty-four million, seven hundred twelve thousand, one hundred sixty-one".