134643353 has 4 divisors (see below), whose sum is σ = 145000548. Its totient is φ = 124286160.

The previous prime is 134643337. The next prime is 134643359. The reversal of 134643353 is 353346431.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 353346431 = 131 ⋅2697301.

It can be written as a sum of positive squares in 2 ways, for example, as 29724304 + 104919049 = 5452^2 + 10243^2 .

It is a cyclic number.

It is not a de Polignac number, because 134643353 - 2⁴ = 134643337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134643359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5178578 + ... + 5178603.

It is an arithmetic number, because the mean of its divisors is an integer number (36250137).

Almost surely, 2^134643353 is an apocalyptic number.

134643353 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

134643353 is a deficient number, since it is larger than the sum of its proper divisors (10357195).

134643353 is a wasteful number, since it uses less digits than its factorization.

134643353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10357194.

The product of its digits is 38880, while the sum is 32.

The square root of 134643353 is about 11603.5922455074. The cubic root of 134643353 is about 512.5406390935.

Adding to 134643353 its reverse (353346431), we get a palindrome (487989784).

The spelling of 134643353 in words is "one hundred thirty-four million, six hundred forty-three thousand, three hundred fifty-three".