2504112643 has 4 divisors (see below), whose sum is σ = 2504621560. Its totient is φ = 2503603728.

The previous prime is 2504112641. The next prime is 2504112659. The reversal of 2504112643 is 3462114052.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2504112643 - 2¹ = 2504112641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2504112641) 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 3 ways as a sum of consecutive naturals, for example, 247005 + ... + 256942.

It is an arithmetic number, because the mean of its divisors is an integer number (626155390).

Almost surely, 2^2504112643 is an apocalyptic number.

2504112643 is a deficient number, since it is larger than the sum of its proper divisors (508917).

2504112643 is an equidigital number, since it uses as much as digits as its factorization.

2504112643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508916.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 2504112643 is about 50041.1095300654. The cubic root of 2504112643 is about 1357.9526292777.

Adding to 2504112643 its reverse (3462114052), we get a palindrome (5966226695).

The spelling of 2504112643 in words is "two billion, five hundred four million, one hundred twelve thousand, six hundred forty-three".