11403030040 has 32 divisors (see below), whose sum is σ = 25660158480. Its totient is φ = 4560618112.

The previous prime is 11403030017. The next prime is 11403030077. The reversal of 11403030040 is 4003030411.

11403030040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 11403029996 and 11403030023.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 420987 + ... + 447253.

Almost surely, 2^11403030040 is an apocalyptic number.

11403030040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11403030040 is an abundant number, since it is smaller than the sum of its proper divisors (14257128440).

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

11403030040 is a wasteful number, since it uses less digits than its factorization.

11403030040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37131 (or 37127 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 11403030040 its reverse (4003030411), we get a palindrome (15406060451).

The spelling of 11403030040 in words is "eleven billion, four hundred three million, thirty thousand, forty".