4042120315 has 16 divisors (see below), whose sum is σ = 5001544800. Its totient is φ = 3133728000.

The previous prime is 4042120309. The next prime is 4042120319. The reversal of 4042120315 is 5130212404.

It is not a de Polignac number, because 4042120315 - 2³ = 4042120307 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4042120319) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2911 + ... + 89959.

It is an arithmetic number, because the mean of its divisors is an integer number (312596550).

Almost surely, 2^4042120315 is an apocalyptic number.

4042120315 is a deficient number, since it is larger than the sum of its proper divisors (959424485).

4042120315 is a wasteful number, since it uses less digits than its factorization.

4042120315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87342.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 4042120315 is about 63577.6715128826. The cubic root of 4042120315 is about 1592.9534277113.

Adding to 4042120315 its reverse (5130212404), we get a palindrome (9172332719).

The spelling of 4042120315 in words is "four billion, forty-two million, one hundred twenty thousand, three hundred fifteen".