111145719807 has 8 divisors (see below), whose sum is σ = 164660325680. Its totient is φ = 74097146520.

The previous prime is 111145719799. The next prime is 111145719829. The reversal of 111145719807 is 708917541111.

111145719807 is a `hidden beast` number, since 1 + 1 + 1 + 1 + 457 + 198 + 0 + 7 = 666.

It is not a de Polignac number, because 111145719807 - 2³ = 111145719799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111145719907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2058254044 + ... + 2058254097.

It is an arithmetic number, because the mean of its divisors is an integer number (20582540710).

Almost surely, 2^111145719807 is an apocalyptic number.

111145719807 is a deficient number, since it is larger than the sum of its proper divisors (53514605873).

111145719807 is an equidigital number, since it uses as much as digits as its factorization.

111145719807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4116508150 (or 4116508144 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 45.

The spelling of 111145719807 in words is "one hundred eleven billion, one hundred forty-five million, seven hundred nineteen thousand, eight hundred seven".