134881317 has 12 divisors (see below), whose sum is σ = 200094700. Its totient is φ = 87490368.

The previous prime is 134881303. The next prime is 134881319. The reversal of 134881317 is 713188431.

It can be written as a sum of positive squares in 2 ways, for example, as 124344801 + 10536516 = 11151^2 + 3246^2 .

It is not a de Polignac number, because 134881317 - 2⁴ = 134881301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134881319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 202192 + ... + 202857.

Almost surely, 2^134881317 is an apocalyptic number.

It is an amenable number.

134881317 is a deficient number, since it is larger than the sum of its proper divisors (65213383).

134881317 is a wasteful number, since it uses less digits than its factorization.

134881317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 405092 (or 405089 counting only the distinct ones).

The product of its digits is 16128, while the sum is 36.

The square root of 134881317 is about 11613.8416124898. The cubic root of 134881317 is about 512.8424102428.

The spelling of 134881317 in words is "one hundred thirty-four million, eight hundred eighty-one thousand, three hundred seventeen".