4112113421 has 4 divisors (see below), whose sum is σ = 4428429852. Its totient is φ = 3795796992.

The previous prime is 4112113387. The next prime is 4112113441. The reversal of 4112113421 is 1243112114.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1496916100 + 2615197321 = 38690^2 + 51139^2 .

It is not a de Polignac number, because 4112113421 - 2¹⁸ = 4111851277 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4112113393 and 4112113402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4112113441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158158196 + ... + 158158221.

It is an arithmetic number, because the mean of its divisors is an integer number (1107107463).

Almost surely, 2^4112113421 is an apocalyptic number.

It is an amenable number.

4112113421 is a deficient number, since it is larger than the sum of its proper divisors (316316431).

4112113421 is a wasteful number, since it uses less digits than its factorization.

4112113421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316316430.

The product of its digits is 192, while the sum is 20.

The square root of 4112113421 is about 64125.7625373765. The cubic root of 4112113421 is about 1602.0953564207.

Adding to 4112113421 its reverse (1243112114), we get a palindrome (5355225535).

The spelling of 4112113421 in words is "four billion, one hundred twelve million, one hundred thirteen thousand, four hundred twenty-one".