1113125 has 20 divisors (see below), whose sum is σ = 1508892. Its totient is φ = 816000.

The previous prime is 1113103. The next prime is 1113137. The reversal of 1113125 is 5213111.

1113125 = 13² + 14² + ... + 149².

It can be written as a sum of positive squares in 10 ways, for example, as 982081 + 131044 = 991^2 + 362^2 .

It is not a de Polignac number, because 1113125 - 2¹⁴ = 1096741 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 8057 + ... + 8193.

2^1113125 is an apocalyptic number.

It is an amenable number.

1113125 is a deficient number, since it is larger than the sum of its proper divisors (395767).

1113125 is an equidigital number, since it uses as much as digits as its factorization.

1113125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170 (or 155 counting only the distinct ones).

The product of its digits is 30, while the sum is 14.

The square root of 1113125 is about 1055.0473923005. The cubic root of 1113125 is about 103.6369553069.

Subtracting from 1113125 its sum of digits (14), we obtain a palindrome (1113111).

Adding to 1113125 its reverse (5213111), we get a palindrome (6326236).

The spelling of 1113125 in words is "one million, one hundred thirteen thousand, one hundred twenty-five".