11334365561 has 8 divisors (see below), whose sum is σ = 11389365504. Its totient is φ = 11279456320.

The previous prime is 11334365551. The next prime is 11334365563. The reversal of 11334365561 is 16556343311.

11334365561 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11334365561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11334365563) 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 7 ways as a sum of consecutive naturals, for example, 234896 + ... + 279006.

It is an arithmetic number, because the mean of its divisors is an integer number (1423670688).

Almost surely, 2^11334365561 is an apocalyptic number.

It is an amenable number.

11334365561 is a deficient number, since it is larger than the sum of its proper divisors (54999943).

11334365561 is an equidigital number, since it uses as much as digits as its factorization.

11334365561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45351.

The product of its digits is 97200, while the sum is 38.

The spelling of 11334365561 in words is "eleven billion, three hundred thirty-four million, three hundred sixty-five thousand, five hundred sixty-one".