134342304440423 has 4 divisors (see below), whose sum is σ = 135146749377360. Its totient is φ = 133537859503488.

The previous prime is 134342304440387. The next prime is 134342304440437. The reversal of 134342304440423 is 324044403243431.

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

It is a cyclic number.

It is not a de Polignac number, because 134342304440423 - 2¹⁴ = 134342304424039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134342304430423) 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, 402222468218 + ... + 402222468551.

It is an arithmetic number, because the mean of its divisors is an integer number (33786687344340).

Almost surely, 2^{134342304440423} is an apocalyptic number.

134342304440423 is a deficient number, since it is larger than the sum of its proper divisors (804444936937).

134342304440423 is an equidigital number, since it uses as much as digits as its factorization.

134342304440423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 804444936936.

The product of its (nonzero) digits is 1327104, while the sum is 41.

Adding to 134342304440423 its reverse (324044403243431), we get a palindrome (458386707683854).

The spelling of 134342304440423 in words is "one hundred thirty-four trillion, three hundred forty-two billion, three hundred four million, four hundred forty thousand, four hundred twenty-three".