11313040 has 20 divisors (see below), whose sum is σ = 26303004. Its totient is φ = 4525184.

The previous prime is 11312993. The next prime is 11313059. The reversal of 11313040 is 4031311.

11313040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 6801664 + 4511376 = 2608^2 + 2124^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a self number, because there is not a number n which added to its sum of digits gives 11313040.

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, 70627 + ... + 70786.

Almost surely, 2^11313040 is an apocalyptic number.

11313040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11313040 is an abundant number, since it is smaller than the sum of its proper divisors (14989964).

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

11313040 is a wasteful number, since it uses less digits than its factorization.

11313040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141426 (or 141420 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 11313040 is about 3363.4862865783. The cubic root of 11313040 is about 224.4879880082.

Adding to 11313040 its reverse (4031311), we get a palindrome (15344351).

The spelling of 11313040 in words is "eleven million, three hundred thirteen thousand, forty".