134403317 has 2 divisors, whose sum is σ = 134403318. Its totient is φ = 134403316.

The previous prime is 134403299. The next prime is 134403331. The reversal of 134403317 is 713304431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 68046001 + 66357316 = 8249^2 + 8146^2 .

It is a cyclic number.

It is not a de Polignac number, because 134403317 - 2¹⁰ = 134402293 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134403517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67201658 + 67201659.

It is an arithmetic number, because the mean of its divisors is an integer number (67201659).

Almost surely, 2^134403317 is an apocalyptic number.

It is an amenable number.

134403317 is a deficient number, since it is larger than the sum of its proper divisors (1).

134403317 is an equidigital number, since it uses as much as digits as its factorization.

134403317 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 134403317 is about 11593.2444552852. The cubic root of 134403317 is about 512.2358799297.

Adding to 134403317 its reverse (713304431), we get a palindrome (847707748).

The spelling of 134403317 in words is "one hundred thirty-four million, four hundred three thousand, three hundred seventeen".