11203523385 has 8 divisors (see below), whose sum is σ = 17925637440. Its totient is φ = 5975212464.

The previous prime is 11203523381. The next prime is 11203523437. The reversal of 11203523385 is 58332530211.

11203523385 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 11203523385 - 2² = 11203523381 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11203523381) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 373450765 + ... + 373450794.

It is an arithmetic number, because the mean of its divisors is an integer number (2240704680).

Almost surely, 2^11203523385 is an apocalyptic number.

11203523385 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11203523385 is a deficient number, since it is larger than the sum of its proper divisors (6722114055).

11203523385 is an equidigital number, since it uses as much as digits as its factorization.

11203523385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 746901567.

The product of its (nonzero) digits is 21600, while the sum is 33.

The spelling of 11203523385 in words is "eleven billion, two hundred three million, five hundred twenty-three thousand, three hundred eighty-five".