11205104235 has 64 divisors (see below), whose sum is σ = 20691514368. Its totient is φ = 5133832704.

The previous prime is 11205104191. The next prime is 11205104291. The reversal of 11205104235 is 53240150211.

It is a happy number.

11205104235 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11205104235 - 2⁶ = 11205104171 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 132184 + ... + 199706.

It is an arithmetic number, because the mean of its divisors is an integer number (323304912).

Almost surely, 2^11205104235 is an apocalyptic number.

11205104235 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11205104235 is a deficient number, since it is larger than the sum of its proper divisors (9486410133).

11205104235 is a wasteful number, since it uses less digits than its factorization.

11205104235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67604.

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 11205104235 its reverse (53240150211), we get a palindrome (64445254446).

It can be divided in two parts, 11205 and 104235, that added together give a triangular number (115440 = T₄₈₀).

The spelling of 11205104235 in words is "eleven billion, two hundred five million, one hundred four thousand, two hundred thirty-five".