134245443 has 4 divisors (see below), whose sum is σ = 178993928. Its totient is φ = 89496960.

The previous prime is 134245429. The next prime is 134245487. The reversal of 134245443 is 344542431.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 134245443 - 2¹² = 134241347 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 134245443.

It is not an unprimeable number, because it can be changed into a prime (134245403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22374238 + ... + 22374243.

It is an arithmetic number, because the mean of its divisors is an integer number (44748482).

Almost surely, 2^134245443 is an apocalyptic number.

134245443 is a deficient number, since it is larger than the sum of its proper divisors (44748485).

134245443 is an equidigital number, since it uses as much as digits as its factorization.

134245443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44748484.

The product of its digits is 23040, while the sum is 30.

The square root of 134245443 is about 11586.4335755227. The cubic root of 134245443 is about 512.0352390195.

Adding to 134245443 its reverse (344542431), we get a palindrome (478787874).

The spelling of 134245443 in words is "one hundred thirty-four million, two hundred forty-five thousand, four hundred forty-three".