134350815021 has 8 divisors (see below), whose sum is σ = 179800348320. Its totient is φ = 89234245872.

The previous prime is 134350815007. The next prime is 134350815043. The reversal of 134350815021 is 120518053431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 134350815021 - 2⁶ = 134350814957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134350817021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83240095 + ... + 83241708.

It is an arithmetic number, because the mean of its divisors is an integer number (22475043540).

Almost surely, 2^134350815021 is an apocalyptic number.

It is an amenable number.

134350815021 is a deficient number, since it is larger than the sum of its proper divisors (45449533299).

134350815021 is a wasteful number, since it uses less digits than its factorization.

134350815021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166482075.

The product of its (nonzero) digits is 14400, while the sum is 33.

Adding to 134350815021 its reverse (120518053431), we get a palindrome (254868868452).

The spelling of 134350815021 in words is "one hundred thirty-four billion, three hundred fifty million, eight hundred fifteen thousand, twenty-one".