134144635173 has 8 divisors (see below), whose sum is σ = 178881052128. Its totient is φ = 89418987504.

The previous prime is 134144635091. The next prime is 134144635187. The reversal of 134144635173 is 371536441431.

It is a happy number.

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

It is not a de Polignac number, because 134144635173 - 2¹³ = 134144626981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134144635073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2663211 + ... + 2713112.

It is an arithmetic number, because the mean of its divisors is an integer number (22360131516).

Almost surely, 2^134144635173 is an apocalyptic number.

It is an amenable number.

134144635173 is a deficient number, since it is larger than the sum of its proper divisors (44736416955).

134144635173 is an equidigital number, since it uses as much as digits as its factorization.

134144635173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5384643.

The product of its digits is 362880, while the sum is 42.

The spelling of 134144635173 in words is "one hundred thirty-four billion, one hundred forty-four million, six hundred thirty-five thousand, one hundred seventy-three".