134135121 has 8 divisors (see below), whose sum is σ = 185014080. Its totient is φ = 86339792.

The previous prime is 134135081. The next prime is 134135123. The reversal of 134135121 is 121531431.

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 134135121 - 2⁷ = 134134993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (134135123) 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 7 ways as a sum of consecutive naturals, for example, 770805 + ... + 770978.

It is an arithmetic number, because the mean of its divisors is an integer number (23126760).

Almost surely, 2^134135121 is an apocalyptic number.

It is an amenable number.

134135121 is a deficient number, since it is larger than the sum of its proper divisors (50878959).

134135121 is a wasteful number, since it uses less digits than its factorization.

134135121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1541815.

The product of its digits is 360, while the sum is 21.

The square root of 134135121 is about 11581.6717705174. The cubic root of 134135121 is about 511.8949382106.

Adding to 134135121 its reverse (121531431), we get a palindrome (255666552).

The spelling of 134135121 in words is "one hundred thirty-four million, one hundred thirty-five thousand, one hundred twenty-one".