120134134191 has 8 divisors (see below), whose sum is σ = 161138001024. Its totient is φ = 79609845080.

The previous prime is 120134134177. The next prime is 120134134199. The reversal of 120134134191 is 191431431021.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120134134191 is a prime.

It is a super-3 number, since 3×120134134191³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120134134199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119893845 + ... + 119894846.

It is an arithmetic number, because the mean of its divisors is an integer number (20142250128).

Almost surely, 2^120134134191 is an apocalyptic number.

120134134191 is a deficient number, since it is larger than the sum of its proper divisors (41003866833).

120134134191 is a wasteful number, since it uses less digits than its factorization.

120134134191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239788861.

The product of its (nonzero) digits is 2592, while the sum is 30.

The spelling of 120134134191 in words is "one hundred twenty billion, one hundred thirty-four million, one hundred thirty-four thousand, one hundred ninety-one".