171113555132 has 48 divisors (see below), whose sum is σ = 334137091680. Its totient is φ = 76171999488.

The previous prime is 171113555099. The next prime is 171113555141. The reversal of 171113555132 is 231555311171.

It is a junction number, because it is equal to n+sod(n) for n = 171113555092 and 171113555101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 363563 + ... + 688770.

It is an arithmetic number, because the mean of its divisors is an integer number (6961189410).

Almost surely, 2^171113555132 is an apocalyptic number.

It is an amenable number.

171113555132 is a deficient number, since it is larger than the sum of its proper divisors (163023536548).

171113555132 is a wasteful number, since it uses less digits than its factorization.

171113555132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1052462 (or 1052460 counting only the distinct ones).

The product of its digits is 15750, while the sum is 35.

The spelling of 171113555132 in words is "one hundred seventy-one billion, one hundred thirteen million, five hundred fifty-five thousand, one hundred thirty-two".