2104555613 has 8 divisors (see below), whose sum is σ = 2275765632. Its totient is φ = 1938613696.

The previous prime is 2104555603. The next prime is 2104555619. The reversal of 2104555613 is 3165554012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2104555613 - 2⁸ = 2104555357 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2104555613.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2104555619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1316195 + ... + 1317792.

It is an arithmetic number, because the mean of its divisors is an integer number (284470704).

Almost surely, 2^2104555613 is an apocalyptic number.

It is an amenable number.

2104555613 is a deficient number, since it is larger than the sum of its proper divisors (171210019).

2104555613 is a wasteful number, since it uses less digits than its factorization.

2104555613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2634051.

The product of its (nonzero) digits is 18000, while the sum is 32.

The square root of 2104555613 is about 45875.4358344419. The cubic root of 2104555613 is about 1281.5044998532.

The spelling of 2104555613 in words is "two billion, one hundred four million, five hundred fifty-five thousand, six hundred thirteen".