1103140 has 24 divisors (see below), whose sum is σ = 2439360. Its totient is φ = 417888.

The previous prime is 1103129. The next prime is 1103143. The reversal of 1103140 is 413011.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (1103143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1072 + ... + 1831.

It is an arithmetic number, because the mean of its divisors is an integer number (101640).

2^1103140 is an apocalyptic number.

1103140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1103140 is an abundant number, since it is smaller than the sum of its proper divisors (1336220).

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

1103140 is a wasteful number, since it uses less digits than its factorization.

1103140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2931 (or 2929 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 1103140 is about 1050.3047176891. The cubic root of 1103140 is about 103.3261412499.

Adding to 1103140 its reverse (413011), we get a palindrome (1516151).

The spelling of 1103140 in words is "one million, one hundred three thousand, one hundred forty".