1113225 has 12 divisors (see below), whose sum is σ = 1840656. Its totient is φ = 593680.

The previous prime is 1113221. The next prime is 1113239. The reversal of 1113225 is 5223111.

It is not a de Polignac number, because 1113225 - 2² = 1113221 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (1113221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7347 + ... + 7496.

It is an arithmetic number, because the mean of its divisors is an integer number (153388).

2^1113225 is an apocalyptic number.

1113225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1113225 is a deficient number, since it is larger than the sum of its proper divisors (727431).

1113225 is a wasteful number, since it uses less digits than its factorization.

1113225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14856 (or 14851 counting only the distinct ones).

The product of its digits is 60, while the sum is 15.

The square root of 1113225 is about 1055.0947824722. The cubic root of 1113225 is about 103.6400586975.

Adding to 1113225 its reverse (5223111), we get a palindrome (6336336).

The spelling of 1113225 in words is "one million, one hundred thirteen thousand, two hundred twenty-five".