134556813427 has 4 divisors (see below), whose sum is σ = 134567489080. Its totient is φ = 134546137776.

The previous prime is 134556813379. The next prime is 134556813481. The reversal of 134556813427 is 724318655431.

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 134556813427 - 2¹⁹ = 134556289139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134556813487) 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, 5318898 + ... + 5344135.

It is an arithmetic number, because the mean of its divisors is an integer number (33641872270).

Almost surely, 2^134556813427 is an apocalyptic number.

134556813427 is a deficient number, since it is larger than the sum of its proper divisors (10675653).

134556813427 is a wasteful number, since it uses less digits than its factorization.

134556813427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10675652.

The product of its digits is 2419200, while the sum is 49.

The spelling of 134556813427 in words is "one hundred thirty-four billion, five hundred fifty-six million, eight hundred thirteen thousand, four hundred twenty-seven".