111327845 has 4 divisors (see below), whose sum is σ = 133593420. Its totient is φ = 89062272.

The previous prime is 111327823. The next prime is 111327869. The reversal of 111327845 is 548723111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 548723111 = 4909 ⋅111779.

It can be written as a sum of positive squares in 2 ways, for example, as 11607649 + 99720196 = 3407^2 + 9986^2 .

It is a cyclic number.

It is not a de Polignac number, because 111327845 - 2²⁰ = 110279269 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11132780 + ... + 11132789.

It is an arithmetic number, because the mean of its divisors is an integer number (33398355).

Almost surely, 2^111327845 is an apocalyptic number.

It is an amenable number.

111327845 is a deficient number, since it is larger than the sum of its proper divisors (22265575).

111327845 is an equidigital number, since it uses as much as digits as its factorization.

111327845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22265574.

The product of its digits is 6720, while the sum is 32.

The square root of 111327845 is about 10551.2011164606. The cubic root of 111327845 is about 481.0622381043.

The spelling of 111327845 in words is "one hundred eleven million, three hundred twenty-seven thousand, eight hundred forty-five".