2104635155 has 16 divisors (see below), whose sum is σ = 2929440000. Its totient is φ = 1421636832.

The previous prime is 2104635151. The next prime is 2104635161. The reversal of 2104635155 is 5515364012.

It is not a de Polignac number, because 2104635155 - 2² = 2104635151 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2104635151) 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, 446405 + ... + 451094.

It is an arithmetic number, because the mean of its divisors is an integer number (183090000).

Almost surely, 2^2104635155 is an apocalyptic number.

2104635155 is a deficient number, since it is larger than the sum of its proper divisors (824804845).

2104635155 is an equidigital number, since it uses as much as digits as its factorization.

2104635155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 897578.

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

The square root of 2104635155 is about 45876.3027607936. The cubic root of 2104635155 is about 1281.5206445357.

Adding to 2104635155 its reverse (5515364012), we get a palindrome (7619999167).

The spelling of 2104635155 in words is "two billion, one hundred four million, six hundred thirty-five thousand, one hundred fifty-five".