111118174445 has 8 divisors (see below), whose sum is σ = 134662025880. Its totient is φ = 88014395200.

The previous prime is 111118174441. The next prime is 111118174493. The reversal of 111118174445 is 544471811111.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 33309535081 + 77808639364 = 182509^2 + 278942^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 111118174445 - 2² = 111118174441 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111118174399 and 111118174408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111118174441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110017490 + ... + 110018499.

It is an arithmetic number, because the mean of its divisors is an integer number (16832753235).

Almost surely, 2^111118174445 is an apocalyptic number.

It is an amenable number.

111118174445 is a deficient number, since it is larger than the sum of its proper divisors (23543851435).

111118174445 is a wasteful number, since it uses less digits than its factorization.

111118174445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220036095.

The product of its digits is 17920, while the sum is 38.

Adding to 111118174445 its reverse (544471811111), we get a palindrome (655589985556).

The spelling of 111118174445 in words is "one hundred eleven billion, one hundred eighteen million, one hundred seventy-four thousand, four hundred forty-five".