1103320 has 16 divisors (see below), whose sum is σ = 2482560. Its totient is φ = 441312.

The previous prime is 1103309. The next prime is 1103339. The reversal of 1103320 is 233011.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 1103297 and 1103306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13752 + ... + 13831.

It is an arithmetic number, because the mean of its divisors is an integer number (155160).

2^1103320 is an apocalyptic number.

1103320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1103320 is an abundant number, since it is smaller than the sum of its proper divisors (1379240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1103320 is a wasteful number, since it uses less digits than its factorization.

1103320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27594 (or 27590 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 10.

The square root of 1103320 is about 1050.3904036119. The cubic root of 1103320 is about 103.3317608733.

Adding to 1103320 its reverse (233011), we get a palindrome (1336331).

The spelling of 1103320 in words is "one million, one hundred three thousand, three hundred twenty".