105055042 has 4 divisors (see below), whose sum is σ = 157582566. Its totient is φ = 52527520.

The previous prime is 105055037. The next prime is 105055051. The reversal of 105055042 is 240550501.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 81522841 + 23532201 = 9029^2 + 4851^2 .

It is a super-2 number, since 2×105055042² = 22073123699243528, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26263759 + ... + 26263762.

Almost surely, 2^105055042 is an apocalyptic number.

105055042 is a deficient number, since it is larger than the sum of its proper divisors (52527524).

105055042 is an equidigital number, since it uses as much as digits as its factorization.

105055042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52527523.

The product of its (nonzero) digits is 1000, while the sum is 22.

The square root of 105055042 is about 10249.6361886654. The cubic root of 105055042 is about 471.8518189685.

The spelling of 105055042 in words is "one hundred five million, fifty-five thousand, forty-two".