4311112 has 16 divisors (see below), whose sum is σ = 8705340. Its totient is φ = 1989696.

The previous prime is 4311107. The next prime is 4311113. The reversal of 4311112 is 2111134.

It can be written as a sum of positive squares in 2 ways, for example, as 3511876 + 799236 = 1874^2 + 894^2 .

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a junction number, because it is equal to n+sod(n) for n = 4311092 and 4311101.

It is not an unprimeable number, because it can be changed into a prime (4311113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20623 + ... + 20830.

Almost surely, 2^4311112 is an apocalyptic number.

It is an amenable number.

4311112 is an abundant number, since it is smaller than the sum of its proper divisors (4394228).

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

4311112 is a wasteful number, since it uses less digits than its factorization.

4311112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41472 (or 41468 counting only the distinct ones).

The product of its digits is 24, while the sum is 13.

The square root of 4311112 is about 2076.3217477067. The cubic root of 4311112 is about 162.7532870503.

Adding to 4311112 its reverse (2111134), we get a palindrome (6422246).

The spelling of 4311112 in words is "four million, three hundred eleven thousand, one hundred twelve".