11403233133 has 16 divisors (see below), whose sum is σ = 15394068480. Its totient is φ = 7507355184.

The previous prime is 11403233087. The next prime is 11403233137. The reversal of 11403233133 is 33133230411.

It is a happy number.

It is not a de Polignac number, because 11403233133 - 2⁸ = 11403232877 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11403233137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 668610 + ... + 685452.

It is an arithmetic number, because the mean of its divisors is an integer number (962129280).

Almost surely, 2^11403233133 is an apocalyptic number.

It is an amenable number.

11403233133 is a deficient number, since it is larger than the sum of its proper divisors (3990835347).

11403233133 is a wasteful number, since it uses less digits than its factorization.

11403233133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19648.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 11403233133 its reverse (33133230411), we get a palindrome (44536463544).

The spelling of 11403233133 in words is "eleven billion, four hundred three million, two hundred thirty-three thousand, one hundred thirty-three".