2504042113 has 4 divisors (see below), whose sum is σ = 2508443460. Its totient is φ = 2499640768.

The previous prime is 2504042089. The next prime is 2504042117. The reversal of 2504042113 is 3112404052.

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 834747664 + 1669294449 = 28892^2 + 40857^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2504042113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2504042117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2199820 + ... + 2200957.

It is an arithmetic number, because the mean of its divisors is an integer number (627110865).

Almost surely, 2^2504042113 is an apocalyptic number.

It is an amenable number.

2504042113 is a deficient number, since it is larger than the sum of its proper divisors (4401347).

2504042113 is an equidigital number, since it uses as much as digits as its factorization.

2504042113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4401346.

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

The square root of 2504042113 is about 50040.4048045177. The cubic root of 2504042113 is about 1357.9398799447.

Adding to 2504042113 its reverse (3112404052), we get a palindrome (5616446165).

The spelling of 2504042113 in words is "two billion, five hundred four million, forty-two thousand, one hundred thirteen".