1103385 has 16 divisors (see below), whose sum is σ = 1869696. Its totient is φ = 553728.

The previous prime is 1103371. The next prime is 1103437. The reversal of 1103385 is 5833011.

It is a happy number.

It is not a de Polignac number, because 1103385 - 2⁵ = 1103353 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, 1909 + ... + 2418.

It is an arithmetic number, because the mean of its divisors is an integer number (116856).

2^1103385 is an apocalyptic number.

1103385 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1103385 is a deficient number, since it is larger than the sum of its proper divisors (766311).

1103385 is a wasteful number, since it uses less digits than its factorization.

1103385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4352.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 1103385 is about 1050.4213440330. The cubic root of 1103385 is about 103.3337900315. Note that the first 3 decimals are identical.

Adding to 1103385 its reverse (5833011), we get a palindrome (6936396).

The spelling of 1103385 in words is "one million, one hundred three thousand, three hundred eighty-five".