11403404233 has 8 divisors (see below), whose sum is σ = 12481911176. Its totient is φ = 10353657600.

The previous prime is 11403404213. The next prime is 11403404269. The reversal of 11403404233 is 33240430411.

11403404233 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 4 ways, for example, as 274631184 + 11128773049 = 16572^2 + 105493^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-11403404233 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11403404198 and 11403404207.

It is not an unprimeable number, because it can be changed into a prime (11403404203) by changing a digit.

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, 7189248 + ... + 7190833.

It is an arithmetic number, because the mean of its divisors is an integer number (1560238897).

Almost surely, 2^11403404233 is an apocalyptic number.

11403404233 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

11403404233 is a deficient number, since it is larger than the sum of its proper divisors (1078506943).

11403404233 is a wasteful number, since it uses less digits than its factorization.

11403404233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14380155.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 11403404233 its reverse (33240430411), we get a palindrome (44643834644).

The spelling of 11403404233 in words is "eleven billion, four hundred three million, four hundred four thousand, two hundred thirty-three".