134855979122 has 18 divisors (see below), whose sum is σ = 204467248647. Its totient is φ = 66707927424.

The previous prime is 134855979113. The next prime is 134855979127. The reversal of 134855979122 is 221979558431.

It can be written as a sum of positive squares in 5 ways, for example, as 988536481 + 133867442641 = 31441^2 + 365879^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=259669.

It is a super-2 number, since 2×134855979122² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134855979127) 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 8 ways as a sum of consecutive naturals, for example, 50374448 + ... + 50377124.

Almost surely, 2^134855979122 is an apocalyptic number.

134855979122 is a deficient number, since it is larger than the sum of its proper divisors (69611269525).

134855979122 is an frugal number, since it uses more digits than its factorization.

134855979122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5550 (or 2776 counting only the distinct ones).

The product of its digits is 5443200, while the sum is 56.

The spelling of 134855979122 in words is "one hundred thirty-four billion, eight hundred fifty-five million, nine hundred seventy-nine thousand, one hundred twenty-two".