4120013 has 8 divisors (see below), whose sum is σ = 4321536. Its totient is φ = 3920400.

The previous prime is 4120003. The next prime is 4120021. The reversal of 4120013 is 3100214.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4120013 - 2⁶ = 4119949 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4119976 and 4120003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4120003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5903 + ... + 6563.

It is an arithmetic number, because the mean of its divisors is an integer number (540192).

Almost surely, 2^4120013 is an apocalyptic number.

It is an amenable number.

4120013 is a deficient number, since it is larger than the sum of its proper divisors (201523).

4120013 is a wasteful number, since it uses less digits than its factorization.

4120013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 955.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 4120013 is about 2029.7815153361. The cubic root of 4120013 is about 160.3120602402.

Adding to 4120013 its reverse (3100214), we get a palindrome (7220227).

The spelling of 4120013 in words is "four million, one hundred twenty thousand, thirteen".