1103343340 has 72 divisors (see below), whose sum is σ = 2571213456. Its totient is φ = 397372800.

The previous prime is 1103343317. The next prime is 1103343341. The reversal of 1103343340 is 433433011.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (1103343341) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 256810 + ... + 261070.

It is an arithmetic number, because the mean of its divisors is an integer number (35711298).

Almost surely, 2^1103343340 is an apocalyptic number.

1103343340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1103343340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1285606728).

1103343340 is an abundant number, since it is smaller than the sum of its proper divisors (1467870116).

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

1103343340 is a wasteful number, since it uses less digits than its factorization.

1103343340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4399 (or 4386 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 1103343340 is about 33216.6124100577. The cubic root of 1103343340 is about 1033.3248950635.

Adding to 1103343340 its reverse (433433011), we get a palindrome (1536776351).

It can be divided in two parts, 1103 and 343340, that added together give a palindrome (344443).

The spelling of 1103343340 in words is "one billion, one hundred three million, three hundred forty-three thousand, three hundred forty".