4013243005 has 4 divisors (see below), whose sum is σ = 4815891612. Its totient is φ = 3210594400.

The previous prime is 4013242993. The next prime is 4013243029. The reversal of 4013243005 is 5003423104.

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 2455598916 + 1557644089 = 49554^2 + 39467^2 .

It is a de Polignac number, because none of the positive numbers 2^k-4013243005 is a prime.

It is a super-2 number, since 2×4013243005² = 32212238834362860050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 401324296 + ... + 401324305.

It is an arithmetic number, because the mean of its divisors is an integer number (1203972903).

Almost surely, 2^4013243005 is an apocalyptic number.

It is an amenable number.

4013243005 is a deficient number, since it is larger than the sum of its proper divisors (802648607).

4013243005 is an equidigital number, since it uses as much as digits as its factorization.

4013243005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 802648606.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 4013243005 is about 63350.1618387830. The cubic root of 4013243005 is about 1589.1509522308.

Adding to 4013243005 its reverse (5003423104), we get a palindrome (9016666109).

The spelling of 4013243005 in words is "four billion, thirteen million, two hundred forty-three thousand, five".