4121112 has 16 divisors (see below), whose sum is σ = 10302840. Its totient is φ = 1373696.

The previous prime is 4121111. The next prime is 4121113. The reversal of 4121112 is 2111214.

It is a happy number.

4121112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (4121111) and next prime (4121113).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a nude number because it is divisible by every one of its digits.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4121111) 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 3 ways as a sum of consecutive naturals, for example, 85833 + ... + 85880.

Almost surely, 2^4121112 is an apocalyptic number.

It is an amenable number.

4121112 is an abundant number, since it is smaller than the sum of its proper divisors (6181728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4121112 is a wasteful number, since it uses less digits than its factorization.

4121112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171722 (or 171718 counting only the distinct ones).

The product of its digits is 16, while the sum is 12.

The square root of 4121112 is about 2030.0522160772. The cubic root of 4121112 is about 160.3263132123.

Adding to 4121112 its reverse (2111214), we get a palindrome (6232326).

The spelling of 4121112 in words is "four million, one hundred twenty-one thousand, one hundred twelve".