134242417 has 2 divisors, whose sum is σ = 134242418. Its totient is φ = 134242416.

The previous prime is 134242403. The next prime is 134242453. The reversal of 134242417 is 714242431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 134189056 + 53361 = 11584^2 + 231^2 .

It is a cyclic number.

It is not a de Polignac number, because 134242417 - 2¹¹ = 134240369 is a prime.

It is not a weakly prime, because it can be changed into another prime (134242817) 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 as a sum of consecutive naturals, namely, 67121208 + 67121209.

It is an arithmetic number, because the mean of its divisors is an integer number (67121209).

Almost surely, 2^134242417 is an apocalyptic number.

It is an amenable number.

134242417 is a deficient number, since it is larger than the sum of its proper divisors (1).

134242417 is an equidigital number, since it uses as much as digits as its factorization.

134242417 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5376, while the sum is 28.

The square root of 134242417 is about 11586.3029910321. The cubic root of 134242417 is about 512.0313917622.

Adding to 134242417 its reverse (714242431), we get a palindrome (848484848).

The spelling of 134242417 in words is "one hundred thirty-four million, two hundred forty-two thousand, four hundred seventeen".