111105056853 has 24 divisors (see below), whose sum is σ = 189736060800. Its totient is φ = 61299340704.

The previous prime is 111105056851. The next prime is 111105056861. The reversal of 111105056853 is 358650501111.

It is a happy number.

It is not a de Polignac number, because 111105056853 - 2¹ = 111105056851 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111105056851) 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 23 ways as a sum of consecutive naturals, for example, 30404593 + ... + 30408246.

It is an arithmetic number, because the mean of its divisors is an integer number (7905669200).

Almost surely, 2^111105056853 is an apocalyptic number.

It is an amenable number.

111105056853 is a deficient number, since it is larger than the sum of its proper divisors (78631003947).

111105056853 is a wasteful number, since it uses less digits than its factorization.

111105056853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60812881 (or 60812878 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 36.

Adding to 111105056853 its reverse (358650501111), we get a palindrome (469755557964).

The spelling of 111105056853 in words is "one hundred eleven billion, one hundred five million, fifty-six thousand, eight hundred fifty-three".