105555100053 has 16 divisors (see below), whose sum is σ = 153484862720. Its totient is φ = 64134742464.

The previous prime is 105555100031. The next prime is 105555100069. The reversal of 105555100053 is 350001555501.

It is not a de Polignac number, because 105555100053 - 2²² = 105550905749 is a prime.

It is a super-2 number, since 2×105555100053² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105555100003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17126926 + ... + 17133087.

It is an arithmetic number, because the mean of its divisors is an integer number (9592803920).

Almost surely, 2^105555100053 is an apocalyptic number.

105555100053 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

105555100053 is a deficient number, since it is larger than the sum of its proper divisors (47929762667).

105555100053 is a wasteful number, since it uses less digits than its factorization.

105555100053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34260108.

The product of its (nonzero) digits is 9375, while the sum is 30.

Adding to 105555100053 its reverse (350001555501), we get a palindrome (455556655554).

The spelling of 105555100053 in words is "one hundred five billion, five hundred fifty-five million, one hundred thousand, fifty-three".