11233345687 has 4 divisors (see below), whose sum is σ = 11237492016. Its totient is φ = 11229199360.

The previous prime is 11233345679. The next prime is 11233345703. The reversal of 11233345687 is 78654333211.

11233345687 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11233345687 - 2³ = 11233345679 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 (11233345637) 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 3 ways as a sum of consecutive naturals, for example, 2069098 + ... + 2074519.

It is an arithmetic number, because the mean of its divisors is an integer number (2809373004).

Almost surely, 2^11233345687 is an apocalyptic number.

11233345687 is a deficient number, since it is larger than the sum of its proper divisors (4146329).

11233345687 is an equidigital number, since it uses as much as digits as its factorization.

11233345687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4146328.

The product of its digits is 362880, while the sum is 43.

Adding to 11233345687 its reverse (78654333211), we get a palindrome (89887678898).

The spelling of 11233345687 in words is "eleven billion, two hundred thirty-three million, three hundred forty-five thousand, six hundred eighty-seven".