105523601603 has 8 divisors (see below), whose sum is σ = 122873843808. Its totient is φ = 88742219904.

The previous prime is 105523601593. The next prime is 105523601641. The reversal of 105523601603 is 306106325501.

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 105523601603 - 2¹⁰ = 105523600579 is a prime.

It is a super-2 number, since 2×105523601603² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 105523601603.

It is not an unprimeable number, because it can be changed into a prime (105523601683) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142214726 + ... + 142215467.

It is an arithmetic number, because the mean of its divisors is an integer number (15359230476).

Almost surely, 2^105523601603 is an apocalyptic number.

105523601603 is a deficient number, since it is larger than the sum of its proper divisors (17350242205).

105523601603 is an equidigital number, since it uses as much as digits as its factorization.

105523601603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284430253.

The product of its (nonzero) digits is 16200, while the sum is 32.

The spelling of 105523601603 in words is "one hundred five billion, five hundred twenty-three million, six hundred one thousand, six hundred three".