109128539175 has 48 divisors (see below), whose sum is σ = 196471056000. Its totient is φ = 53237278080.

The previous prime is 109128539159. The next prime is 109128539183. The reversal of 109128539175 is 571935821901.

It is not a de Polignac number, because 109128539175 - 2⁴ = 109128539159 is a prime.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 1279045 + ... + 1361694.

It is an arithmetic number, because the mean of its divisors is an integer number (4093147000).

Almost surely, 2^109128539175 is an apocalyptic number.

109128539175 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

109128539175 is a deficient number, since it is larger than the sum of its proper divisors (87342516825).

109128539175 is a wasteful number, since it uses less digits than its factorization.

109128539175 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2640800 (or 2640795 counting only the distinct ones).

The product of its (nonzero) digits is 680400, while the sum is 51.

The spelling of 109128539175 in words is "one hundred nine billion, one hundred twenty-eight million, five hundred thirty-nine thousand, one hundred seventy-five".