1111125 has 16 divisors (see below), whose sum is σ = 1849536. Its totient is φ = 592400.

The previous prime is 1111091. The next prime is 1111151. The reversal of 1111125 is 5211111.

It is not a de Polignac number, because 1111125 - 2⁷ = 1110997 is a prime.

It is an Ulam number.

It is a Curzon number.

It is a plaindrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 1111125.

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, 1107 + ... + 1856.

It is an arithmetic number, because the mean of its divisors is an integer number (115596).

2^1111125 is an apocalyptic number.

1111125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1111125 is a deficient number, since it is larger than the sum of its proper divisors (738411).

1111125 is an equidigital number, since it uses as much as digits as its factorization.

1111125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2981 (or 2971 counting only the distinct ones).

The product of its digits is 10, while the sum is 12.

The square root of 1111125 is about 1054.0991414473. The cubic root of 1111125 is about 103.5748484234.

Adding to 1111125 its reverse (5211111), we get a palindrome (6322236).

The spelling of 1111125 in words is "one million, one hundred eleven thousand, one hundred twenty-five".