112172868523 has 16 divisors (see below), whose sum is σ = 115198845696. Its totient is φ = 109166450400.

The previous prime is 112172868503. The next prime is 112172868541. The reversal of 112172868523 is 325868271211.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 112172868523 - 2⁹ = 112172868011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112172868503) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 20960298 + ... + 20965648.

It is an arithmetic number, because the mean of its divisors is an integer number (7199927856).

Almost surely, 2^112172868523 is an apocalyptic number.

112172868523 is a deficient number, since it is larger than the sum of its proper divisors (3025977173).

112172868523 is a wasteful number, since it uses less digits than its factorization.

112172868523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7074.

The product of its digits is 322560, while the sum is 46.

The spelling of 112172868523 in words is "one hundred twelve billion, one hundred seventy-two million, eight hundred sixty-eight thousand, five hundred twenty-three".