134443193 has 2 divisors, whose sum is σ = 134443194. Its totient is φ = 134443192.

The previous prime is 134443189. The next prime is 134443271. The reversal of 134443193 is 391344431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 117245584 + 17197609 = 10828^2 + 4147^2 .

It is a cyclic number.

It is not a de Polignac number, because 134443193 - 2² = 134443189 is a prime.

It is not a weakly prime, because it can be changed into another prime (134443103) 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, 67221596 + 67221597.

It is an arithmetic number, because the mean of its divisors is an integer number (67221597).

Almost surely, 2^134443193 is an apocalyptic number.

It is an amenable number.

134443193 is a deficient number, since it is larger than the sum of its proper divisors (1).

134443193 is an equidigital number, since it uses as much as digits as its factorization.

134443193 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15552, while the sum is 32.

The square root of 134443193 is about 11594.9641224111. The cubic root of 134443193 is about 512.2865331890.

The spelling of 134443193 in words is "one hundred thirty-four million, four hundred forty-three thousand, one hundred ninety-three".