111343225 has 12 divisors (see below), whose sum is σ = 157789504. Its totient is φ = 76349520.

The previous prime is 111343201. The next prime is 111343229. The reversal of 111343225 is 522343111.

It is a happy number.

It is not a de Polignac number, because 111343225 - 2¹⁵ = 111310457 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111343196 and 111343205.

It is not an unprimeable number, because it can be changed into a prime (111343229) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 317949 + ... + 318298.

Almost surely, 2^111343225 is an apocalyptic number.

It is an amenable number.

111343225 is a deficient number, since it is larger than the sum of its proper divisors (46446279).

111343225 is an equidigital number, since it uses as much as digits as its factorization.

111343225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636264 (or 636259 counting only the distinct ones).

The product of its digits is 720, while the sum is 22.

The square root of 111343225 is about 10551.9299182661. The cubic root of 111343225 is about 481.0843900842.

Adding to 111343225 its reverse (522343111), we get a palindrome (633686336).

The spelling of 111343225 in words is "one hundred eleven million, three hundred forty-three thousand, two hundred twenty-five".