111104555653 has 16 divisors (see below), whose sum is σ = 137615067520. Its totient is φ = 87346973376.

The previous prime is 111104555647. The next prime is 111104555669. The reversal of 111104555653 is 356555401111.

It is not a de Polignac number, because 111104555653 - 2⁹ = 111104555141 is a prime.

It is the 333324-th Hogben number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111104555603) by changing a digit.

It is a nontrivial repunit in base 333323.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3874023 + ... + 3902596.

It is an arithmetic number, because the mean of its divisors is an integer number (8600941720).

Almost surely, 2^111104555653 is an apocalyptic number.

111104555653 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

111104555653 is a deficient number, since it is larger than the sum of its proper divisors (26510511867).

111104555653 is a wasteful number, since it uses less digits than its factorization.

111104555653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7776796.

The product of its (nonzero) digits is 45000, while the sum is 37.

Adding to 111104555653 its reverse (356555401111), we get a palindrome (467659956764).

The spelling of 111104555653 in words is "one hundred eleven billion, one hundred four million, five hundred fifty-five thousand, six hundred fifty-three".