171105144118 has 16 divisors (see below), whose sum is σ = 271398879360. Its totient is φ = 80773473600.

The previous prime is 171105144103. The next prime is 171105144127. The reversal of 171105144118 is 811441501171.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33653073 + ... + 33658156.

It is an arithmetic number, because the mean of its divisors is an integer number (16962429960).

Almost surely, 2^171105144118 is an apocalyptic number.

171105144118 is a deficient number, since it is larger than the sum of its proper divisors (100293735242).

171105144118 is a wasteful number, since it uses less digits than its factorization.

171105144118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67311303.

The product of its (nonzero) digits is 4480, while the sum is 34.

Adding to 171105144118 its reverse (811441501171), we get a palindrome (982546645289).

The spelling of 171105144118 in words is "one hundred seventy-one billion, one hundred five million, one hundred forty-four thousand, one hundred eighteen".