56071105 has 4 divisors (see below), whose sum is σ = 67285332. Its totient is φ = 44856880.

The previous prime is 56071091. The next prime is 56071121. The reversal of 56071105 is 50117065.

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

It can be written as a sum of positive squares in 2 ways, for example, as 19963024 + 36108081 = 4468^2 + 6009^2 .

It is not a de Polignac number, because 56071105 - 2⁷ = 56070977 is a prime.

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 56071105.

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, 5607106 + ... + 5607115.

It is an arithmetic number, because the mean of its divisors is an integer number (16821333).

Almost surely, 2^56071105 is an apocalyptic number.

It is an amenable number.

56071105 is a deficient number, since it is larger than the sum of its proper divisors (11214227).

56071105 is a wasteful number, since it uses less digits than its factorization.

56071105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11214226.

The product of its (nonzero) digits is 1050, while the sum is 25.

The square root of 56071105 is about 7488.0641690627. The cubic root of 56071105 is about 382.7480954153.

The spelling of 56071105 in words is "fifty-six million, seventy-one thousand, one hundred five".