134443417 has 2 divisors, whose sum is σ = 134443418. Its totient is φ = 134443416.

The previous prime is 134443409. The next prime is 134443427. The reversal of 134443417 is 714344431.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 72522256 + 61921161 = 8516^2 + 7869^2 .

It is a cyclic number.

It is not a de Polignac number, because 134443417 - 2³ = 134443409 is a prime.

It is not a weakly prime, because it can be changed into another prime (134443427) 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, 67221708 + 67221709.

It is an arithmetic number, because the mean of its divisors is an integer number (67221709).

Almost surely, 2^134443417 is an apocalyptic number.

It is an amenable number.

134443417 is a deficient number, since it is larger than the sum of its proper divisors (1).

134443417 is an equidigital number, since it uses as much as digits as its factorization.

134443417 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16128, while the sum is 31.

The square root of 134443417 is about 11594.9737817729. The cubic root of 134443417 is about 512.2868177011.

Adding to 134443417 its reverse (714344431), we get a palindrome (848787848).

It can be divided in two parts, 13444 and 3417, that added together give a palindrome (16861).

The spelling of 134443417 in words is "one hundred thirty-four million, four hundred forty-three thousand, four hundred seventeen".