113209164875 has 16 divisors (see below), whose sum is σ = 141295327680. Its totient is φ = 90560736000.

The previous prime is 113209164841. The next prime is 113209164877. The reversal of 113209164875 is 578461902311.

It is not a de Polignac number, because 113209164875 - 2⁶ = 113209164811 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113209164877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2412890 + ... + 2459360.

It is an arithmetic number, because the mean of its divisors is an integer number (8830957980).

It is a 2-persistent number, because it is pandigital, and so is 2⋅113209164875 = 226418329750, but 3⋅113209164875 = 339627494625 is not.

Almost surely, 2^113209164875 is an apocalyptic number.

113209164875 is a deficient number, since it is larger than the sum of its proper divisors (28086162805).

113209164875 is an equidigital number, since it uses as much as digits as its factorization.

113209164875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65975 (or 65965 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 47.

The spelling of 113209164875 in words is "one hundred thirteen billion, two hundred nine million, one hundred sixty-four thousand, eight hundred seventy-five".