134218508513 has 8 divisors (see below), whose sum is σ = 141286624800. Its totient is φ = 127150790688.

The previous prime is 134218508497. The next prime is 134218508527. The reversal of 134218508513 is 315805812431.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 134218508513 - 2⁴ = 134218508497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134218508813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 800378 + ... + 953436.

It is an arithmetic number, because the mean of its divisors is an integer number (17660828100).

Almost surely, 2^134218508513 is an apocalyptic number.

It is an amenable number.

134218508513 is a deficient number, since it is larger than the sum of its proper divisors (7068116287).

134218508513 is a wasteful number, since it uses less digits than its factorization.

134218508513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199231.

The product of its (nonzero) digits is 115200, while the sum is 41.

The spelling of 134218508513 in words is "one hundred thirty-four billion, two hundred eighteen million, five hundred eight thousand, five hundred thirteen".