11240135511 has 8 divisors (see below), whose sum is σ = 16349288064. Its totient is φ = 6812203320.

The previous prime is 11240135483. The next prime is 11240135521. The reversal of 11240135511 is 11553104211.

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

It is not a de Polignac number, because 11240135511 - 2⁶ = 11240135447 is a prime.

It is a super-2 number, since 2×11240135511² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11240135521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170305051 + ... + 170305116.

It is an arithmetic number, because the mean of its divisors is an integer number (2043661008).

Almost surely, 2^11240135511 is an apocalyptic number.

11240135511 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11240135511 is a deficient number, since it is larger than the sum of its proper divisors (5109152553).

11240135511 is a wasteful number, since it uses less digits than its factorization.

11240135511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340610181.

The product of its (nonzero) digits is 600, while the sum is 24.

Adding to 11240135511 its reverse (11553104211), we get a palindrome (22793239722).

The spelling of 11240135511 in words is "eleven billion, two hundred forty million, one hundred thirty-five thousand, five hundred eleven".