11140011533 has 4 divisors (see below), whose sum is σ = 12731441760. Its totient is φ = 9548581308.

The previous prime is 11140011523. The next prime is 11140011551. The reversal of 11140011533 is 33511004111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 11140011533 - 2²⁰ = 11138962957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11140011523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 795715103 + ... + 795715116.

It is an arithmetic number, because the mean of its divisors is an integer number (3182860440).

Almost surely, 2^11140011533 is an apocalyptic number.

It is an amenable number.

11140011533 is a deficient number, since it is larger than the sum of its proper divisors (1591430227).

11140011533 is an equidigital number, since it uses as much as digits as its factorization.

11140011533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1591430226.

The product of its (nonzero) digits is 180, while the sum is 20.

Adding to 11140011533 its reverse (33511004111), we get a palindrome (44651015644).

The spelling of 11140011533 in words is "eleven billion, one hundred forty million, eleven thousand, five hundred thirty-three".