2104544613 has 4 divisors (see below), whose sum is σ = 2806059488. Its totient is φ = 1403029740.

The previous prime is 2104544569. The next prime is 2104544623. The reversal of 2104544613 is 3164454012.

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 not a de Polignac number, because 2104544613 - 2⁶ = 2104544549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2104544623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 350757433 + ... + 350757438.

It is an arithmetic number, because the mean of its divisors is an integer number (701514872).

Almost surely, 2^2104544613 is an apocalyptic number.

It is an amenable number.

2104544613 is a deficient number, since it is larger than the sum of its proper divisors (701514875).

2104544613 is an equidigital number, since it uses as much as digits as its factorization.

2104544613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 701514874.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 2104544613 is about 45875.3159444161. The cubic root of 2104544613 is about 1281.5022671453.

Adding to 2104544613 its reverse (3164454012), we get a palindrome (5268998625).

The spelling of 2104544613 in words is "two billion, one hundred four million, five hundred forty-four thousand, six hundred thirteen".