11199608125 has 20 divisors (see below), whose sum is σ = 14028759360. Its totient is φ = 8938094000.

The previous prime is 11199608099. The next prime is 11199608141. The reversal of 11199608125 is 52180699111.

It is a de Polignac number, because none of the positive numbers 2^k-11199608125 is a prime.

It is a congruent number.

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 240492 + ... + 283258.

It is an arithmetic number, because the mean of its divisors is an integer number (701437968).

Almost surely, 2^11199608125 is an apocalyptic number.

It is an amenable number.

11199608125 is a deficient number, since it is larger than the sum of its proper divisors (2829151235).

11199608125 is an frugal number, since it uses more digits than its factorization.

11199608125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43206 (or 43191 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 43.

The spelling of 11199608125 in words is "eleven billion, one hundred ninety-nine million, six hundred eight thousand, one hundred twenty-five".