1103825 has 12 divisors (see below), whose sum is σ = 1391280. Its totient is φ = 868560.

The previous prime is 1103803. The next prime is 1103849. The reversal of 1103825 is 5283011.

It is not a de Polignac number, because 1103825 - 2¹² = 1099729 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1103797 and 1103806.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1346 + ... + 2004.

It is an arithmetic number, because the mean of its divisors is an integer number (115940).

2^1103825 is an apocalyptic number.

It is an amenable number.

1103825 is a deficient number, since it is larger than the sum of its proper divisors (287455).

1103825 is an equidigital number, since it uses as much as digits as its factorization.

1103825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 736 (or 731 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 1103825 is about 1050.6307629229. The cubic root of 1103825 is about 103.3475237767.

Adding to 1103825 its reverse (5283011), we get a palindrome (6386836).

The spelling of 1103825 in words is "one million, one hundred three thousand, eight hundred twenty-five".