11103530355 has 32 divisors (see below), whose sum is σ = 20273121600. Its totient is φ = 5761829376.

The previous prime is 11103530323. The next prime is 11103530357. The reversal of 11103530355 is 55303530111.

It is not a de Polignac number, because 11103530355 - 2⁵ = 11103530323 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (11103530357) 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 31 ways as a sum of consecutive naturals, for example, 1106470 + ... + 1116459.

It is an arithmetic number, because the mean of its divisors is an integer number (633535050).

Almost surely, 2^11103530355 is an apocalyptic number.

11103530355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11103530355 is a deficient number, since it is larger than the sum of its proper divisors (9169591245).

11103530355 is a wasteful number, since it uses less digits than its factorization.

11103530355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2222980 (or 2222974 counting only the distinct ones).

The product of its (nonzero) digits is 3375, while the sum is 27.

The spelling of 11103530355 in words is "eleven billion, one hundred three million, five hundred thirty thousand, three hundred fifty-five".