11401113133 has 16 divisors (see below), whose sum is σ = 12295259136. Its totient is φ = 10541013120.

The previous prime is 11401113131. The next prime is 11401113137. The reversal of 11401113133 is 33131110411.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11401113133 - 2¹ = 11401113131 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11401113133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11401113131) 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 15 ways as a sum of consecutive naturals, for example, 616185 + ... + 634417.

It is an arithmetic number, because the mean of its divisors is an integer number (768453696).

Almost surely, 2^11401113133 is an apocalyptic number.

It is an amenable number.

11401113133 is a deficient number, since it is larger than the sum of its proper divisors (894146003).

11401113133 is a wasteful number, since it uses less digits than its factorization.

11401113133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19164.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 11401113133 its reverse (33131110411), we get a palindrome (44532223544).

The spelling of 11401113133 in words is "eleven billion, four hundred one million, one hundred thirteen thousand, one hundred thirty-three".