111225411 has 48 divisors (see below), whose sum is σ = 190944000. Its totient is φ = 61629120.

The previous prime is 111225403. The next prime is 111225431. The reversal of 111225411 is 114522111.

111225411 is a `hidden beast` number, since 1 + 1 + 122 + 541 + 1 = 666.

It is not a de Polignac number, because 111225411 - 2³ = 111225403 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111225431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 53530 + ... + 55568.

It is an arithmetic number, because the mean of its divisors is an integer number (3978000).

Almost surely, 2^111225411 is an apocalyptic number.

111225411 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

111225411 is a deficient number, since it is larger than the sum of its proper divisors (79718589).

111225411 is a wasteful number, since it uses less digits than its factorization.

111225411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2104 (or 2101 counting only the distinct ones).

The product of its digits is 80, while the sum is 18.

The square root of 111225411 is about 10546.3458600598. The cubic root of 111225411 is about 480.9146492404.

Adding to 111225411 its reverse (114522111), we get a palindrome (225747522).

It can be divided in two parts, 111 and 225411, that added together give a palindrome (225522).

The spelling of 111225411 in words is "one hundred eleven million, two hundred twenty-five thousand, four hundred eleven".