134213342443 has 4 divisors (see below), whose sum is σ = 134227906848. Its totient is φ = 134198778040.

The previous prime is 134213342383. The next prime is 134213342477. The reversal of 134213342443 is 344243312431.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 344243312431 = 19597 ⋅17566123.

It is a cyclic number.

It is not a de Polignac number, because 134213342443 - 2⁹ = 134213341931 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 134213342399 and 134213342408.

It is not an unprimeable number, because it can be changed into a prime (134213342843) 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, 7268371 + ... + 7286812.

It is an arithmetic number, because the mean of its divisors is an integer number (33556976712).

Almost surely, 2^134213342443 is an apocalyptic number.

134213342443 is a deficient number, since it is larger than the sum of its proper divisors (14564405).

134213342443 is an equidigital number, since it uses as much as digits as its factorization.

134213342443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14564404.

The product of its digits is 82944, while the sum is 34.

Adding to 134213342443 its reverse (344243312431), we get a palindrome (478456654874).

The spelling of 134213342443 in words is "one hundred thirty-four billion, two hundred thirteen million, three hundred forty-two thousand, four hundred forty-three".