11303104240 has 40 divisors (see below), whose sum is σ = 26456119200. Its totient is φ = 4490893056.

The previous prime is 11303104217. The next prime is 11303104247. The reversal of 11303104240 is 4240130311.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11303104247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 462204 + ... + 486043.

It is an arithmetic number, because the mean of its divisors is an integer number (661402980).

Almost surely, 2^11303104240 is an apocalyptic number.

11303104240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11303104240 is an abundant number, since it is smaller than the sum of its proper divisors (15153014960).

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

11303104240 is a wasteful number, since it uses less digits than its factorization.

11303104240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 948409 (or 948403 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 11303104240 its reverse (4240130311), we get a palindrome (15543234551).

The spelling of 11303104240 in words is "eleven billion, three hundred three million, one hundred four thousand, two hundred forty".