11289499125 has 16 divisors (see below), whose sum is σ = 18785727168. Its totient is φ = 6021066000.

The previous prime is 11289499099. The next prime is 11289499157. The reversal of 11289499125 is 52199498211.

It is not a de Polignac number, because 11289499125 - 2⁹ = 11289498613 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15052291 + ... + 15053040.

It is an arithmetic number, because the mean of its divisors is an integer number (1174107948).

Almost surely, 2^11289499125 is an apocalyptic number.

11289499125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11289499125 is a deficient number, since it is larger than the sum of its proper divisors (7496228043).

11289499125 is an equidigital number, since it uses as much as digits as its factorization.

11289499125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30105349 (or 30105339 counting only the distinct ones).

The product of its digits is 466560, while the sum is 51.

The spelling of 11289499125 in words is "eleven billion, two hundred eighty-nine million, four hundred ninety-nine thousand, one hundred twenty-five".