4013113 has 4 divisors (see below), whose sum is σ = 4321828. Its totient is φ = 3704400.

The previous prime is 4013111. The next prime is 4013153. The reversal of 4013113 is 3113104.

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 2601769 + 1411344 = 1613^2 + 1188^2 .

It is a cyclic number.

It is not a de Polignac number, because 4013113 - 2¹ = 4013111 is a prime.

It is a super-2 number, since 2×4013113² = 32210151901538, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (13), and also a Moran number because the ratio is a prime number: 308701 = 4013113 / (4 + 0 + 1 + 3 + 1 + 1 + 3).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4013093 and 4013102.

It is not an unprimeable number, because it can be changed into a prime (4013111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154338 + ... + 154363.

It is an arithmetic number, because the mean of its divisors is an integer number (1080457).

Almost surely, 2^4013113 is an apocalyptic number.

It is an amenable number.

4013113 is a deficient number, since it is larger than the sum of its proper divisors (308715).

4013113 is a wasteful number, since it uses less digits than its factorization.

4013113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308714.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 4013113 is about 2003.2755676641. The cubic root of 4013113 is about 158.9133792393.

Adding to 4013113 its reverse (3113104), we get a palindrome (7126217).

Subtracting from 4013113 its reverse (3113104), we obtain a palindrome (900009).

The spelling of 4013113 in words is "four million, thirteen thousand, one hundred thirteen".