134261123158 has 16 divisors (see below), whose sum is σ = 209110734000. Its totient is φ = 64574756512.

The previous prime is 134261123153. The next prime is 134261123173. The reversal of 134261123158 is 851321162431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134261123153) 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, 4287088 + ... + 4318291.

It is an arithmetic number, because the mean of its divisors is an integer number (13069420875).

Almost surely, 2^134261123158 is an apocalyptic number.

134261123158 is a deficient number, since it is larger than the sum of its proper divisors (74849610842).

134261123158 is a wasteful number, since it uses less digits than its factorization.

134261123158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8605679.

The product of its digits is 34560, while the sum is 37.

Adding to 134261123158 its reverse (851321162431), we get a palindrome (985582285589).

The spelling of 134261123158 in words is "one hundred thirty-four billion, two hundred sixty-one million, one hundred twenty-three thousand, one hundred fifty-eight".