113105303553 has 32 divisors (see below), whose sum is σ = 168093388800. Its totient is φ = 67072167360.

The previous prime is 113105303503. The next prime is 113105303569. The reversal of 113105303553 is 355303501311.

It is not a de Polignac number, because 113105303553 - 2¹⁰ = 113105302529 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 113105303553.

It is not an unprimeable number, because it can be changed into a prime (113105303503) 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 31 ways as a sum of consecutive naturals, for example, 157776 + ... + 501102.

It is an arithmetic number, because the mean of its divisors is an integer number (5252918400).

Almost surely, 2^113105303553 is an apocalyptic number.

It is an amenable number.

113105303553 is a deficient number, since it is larger than the sum of its proper divisors (54988085247).

113105303553 is a wasteful number, since it uses less digits than its factorization.

113105303553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343557.

The product of its (nonzero) digits is 10125, while the sum is 30.

Adding to 113105303553 its reverse (355303501311), we get a palindrome (468408804864).

The spelling of 113105303553 in words is "one hundred thirteen billion, one hundred five million, three hundred three thousand, five hundred fifty-three".