105561006 has 8 divisors (see below), whose sum is σ = 211122024. Its totient is φ = 35187000.

The previous prime is 105560999. The next prime is 105561023. The reversal of 105561006 is 600165501.

It is a sphenic number, since it is the product of 3 distinct primes.

105561006 is an admirable number.

It is a super-2 number, since 2×105561006² = 22286251975464072, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8796745 + ... + 8796756.

It is an arithmetic number, because the mean of its divisors is an integer number (26390253).

Almost surely, 2^105561006 is an apocalyptic number.

105561006 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

105561006 is a wasteful number, since it uses less digits than its factorization.

105561006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17593506.

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 105561006 is about 10274.2885885106. The cubic root of 105561006 is about 472.6081138902.

The spelling of 105561006 in words is "one hundred five million, five hundred sixty-one thousand, six".