11205545325 has 48 divisors (see below), whose sum is σ = 21125272896. Its totient is φ = 5192064000.

The previous prime is 11205545321. The next prime is 11205545339. The reversal of 11205545325 is 52354550211.

It is not a de Polignac number, because 11205545325 - 2² = 11205545321 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11205545321) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 321451 + ... + 354600.

It is an arithmetic number, because the mean of its divisors is an integer number (440109852).

Almost surely, 2^11205545325 is an apocalyptic number.

11205545325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11205545325 is a deficient number, since it is larger than the sum of its proper divisors (9919727571).

11205545325 is a wasteful number, since it uses less digits than its factorization.

11205545325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 676094 (or 676089 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 33.

The spelling of 11205545325 in words is "eleven billion, two hundred five million, five hundred forty-five thousand, three hundred twenty-five".