6555111113 has 8 divisors (see below), whose sum is σ = 6841568448. Its totient is φ = 6268774864.

The previous prime is 6555111109. The next prime is 6555111127. The reversal of 6555111113 is 3111115556.

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

It is a cyclic number.

It is not a de Polignac number, because 6555111113 - 2² = 6555111109 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6555111163) 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, 90695 + ... + 146067.

It is an arithmetic number, because the mean of its divisors is an integer number (855196056).

Almost surely, 2^6555111113 is an apocalyptic number.

It is an amenable number.

6555111113 is a deficient number, since it is larger than the sum of its proper divisors (286457335).

6555111113 is a wasteful number, since it uses less digits than its factorization.

6555111113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60543.

The product of its digits is 2250, while the sum is 29.

The square root of 6555111113 is about 80963.6406851866. The cubic root of 6555111113 is about 1871.5151734737.

Adding to 6555111113 its reverse (3111115556), we get a palindrome (9666226669).

The spelling of 6555111113 in words is "six billion, five hundred fifty-five million, one hundred eleven thousand, one hundred thirteen".