134312403423403 has 4 divisors (see below), whose sum is σ = 140152073137488. Its totient is φ = 128472733709320.

The previous prime is 134312403423343. The next prime is 134312403423413. The reversal of 134312403423403 is 304324304213431.

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

It is a de Polignac number, because none of the positive numbers 2^k-134312403423403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134312403423413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2919834857008 + ... + 2919834857053.

It is an arithmetic number, because the mean of its divisors is an integer number (35038018284372).

Almost surely, 2^{134312403423403} is an apocalyptic number.

134312403423403 is a deficient number, since it is larger than the sum of its proper divisors (5839669714085).

134312403423403 is an equidigital number, since it uses as much as digits as its factorization.

134312403423403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5839669714084.

The product of its (nonzero) digits is 248832, while the sum is 37.

Adding to 134312403423403 its reverse (304324304213431), we get a palindrome (438636707636834).

The spelling of 134312403423403 in words is "one hundred thirty-four trillion, three hundred twelve billion, four hundred three million, four hundred twenty-three thousand, four hundred three".