134013121433021 has 4 divisors (see below), whose sum is σ = 134013488532672. Its totient is φ = 134012754333372.

The previous prime is 134013121433017. The next prime is 134013121433041. The reversal of 134013121433021 is 120334121310431.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 134013121433021 - 2² = 134013121433017 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 (134013121433041) 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, 183001691 + ... + 183732536.

It is an arithmetic number, because the mean of its divisors is an integer number (33503372133168).

Almost surely, 2^{134013121433021} is an apocalyptic number.

It is an amenable number.

134013121433021 is a deficient number, since it is larger than the sum of its proper divisors (367099651).

134013121433021 is an equidigital number, since it uses as much as digits as its factorization.

134013121433021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367099650.

The product of its (nonzero) digits is 5184, while the sum is 29.

Adding to 134013121433021 its reverse (120334121310431), we get a palindrome (254347242743452).

The spelling of 134013121433021 in words is "one hundred thirty-four trillion, thirteen billion, one hundred twenty-one million, four hundred thirty-three thousand, twenty-one".