4042340041 has 4 divisors (see below), whose sum is σ = 4255094800. Its totient is φ = 3829585284.

The previous prime is 4042340017. The next prime is 4042340047. The reversal of 4042340041 is 1400432404.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4042340041 - 2¹⁷ = 4042208969 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4042339994 and 4042340021.

It is not an unprimeable number, because it can be changed into a prime (4042340047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106377351 + ... + 106377388.

It is an arithmetic number, because the mean of its divisors is an integer number (1063773700).

Almost surely, 2^4042340041 is an apocalyptic number.

It is an amenable number.

4042340041 is a deficient number, since it is larger than the sum of its proper divisors (212754759).

4042340041 is a wasteful number, since it uses less digits than its factorization.

4042340041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212754758.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 4042340041 is about 63579.3995017254. The cubic root of 4042340041 is about 1592.9822910236.

Adding to 4042340041 its reverse (1400432404), we get a palindrome (5442772445).

The spelling of 4042340041 in words is "four billion, forty-two million, three hundred forty thousand, forty-one".