105523563 has 8 divisors (see below), whose sum is σ = 146815488. Its totient is φ = 67290344.

The previous prime is 105523559. The next prime is 105523571. The reversal of 105523563 is 365325501.

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 105523563 - 2² = 105523559 is a prime.

It is a super-2 number, since 2×105523563² = 22270444696429938, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 105523563.

It is not an unprimeable number, because it can be changed into a prime (105524563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 764595 + ... + 764732.

It is an arithmetic number, because the mean of its divisors is an integer number (18351936).

Almost surely, 2^105523563 is an apocalyptic number.

105523563 is a deficient number, since it is larger than the sum of its proper divisors (41291925).

105523563 is a wasteful number, since it uses less digits than its factorization.

105523563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1529353.

The product of its (nonzero) digits is 13500, while the sum is 30.

The square root of 105523563 is about 10272.4662569414. The cubic root of 105523563 is about 472.5522284866.

The spelling of 105523563 in words is "one hundred five million, five hundred twenty-three thousand, five hundred sixty-three".