4020242513 has 8 divisors (see below), whose sum is σ = 4595878080. Its totient is φ = 3444935760.

The previous prime is 4020242497. The next prime is 4020242521. The reversal of 4020242513 is 3152420204.

It is a happy number.

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

It is not a de Polignac number, because 4020242513 - 2⁴ = 4020242497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4020242563) 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 7 ways as a sum of consecutive naturals, for example, 55418 + ... + 105411.

It is an arithmetic number, because the mean of its divisors is an integer number (574484760).

Almost surely, 2^4020242513 is an apocalyptic number.

It is an amenable number.

4020242513 is a deficient number, since it is larger than the sum of its proper divisors (575635567).

4020242513 is a wasteful number, since it uses less digits than its factorization.

4020242513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164407.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 4020242513 is about 63405.3823661683. The cubic root of 4020242513 is about 1590.0742964637.

Adding to 4020242513 its reverse (3152420204), we get a palindrome (7172662717).

The spelling of 4020242513 in words is "four billion, twenty million, two hundred forty-two thousand, five hundred thirteen".