56051005 has 4 divisors (see below), whose sum is σ = 67261212. Its totient is φ = 44840800.

The previous prime is 56050999. The next prime is 56051011. The reversal of 56051005 is 50015065.

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

It is an interprime number because it is at equal distance from previous prime (56050999) and next prime (56051011).

It can be written as a sum of positive squares in 2 ways, for example, as 36505764 + 19545241 = 6042^2 + 4421^2 .

It is not a de Polignac number, because 56051005 - 2⁹ = 56050493 is a prime.

It is a Duffinian 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, 5605096 + ... + 5605105.

It is an arithmetic number, because the mean of its divisors is an integer number (16815303).

Almost surely, 2^56051005 is an apocalyptic number.

It is an amenable number.

56051005 is a deficient number, since it is larger than the sum of its proper divisors (11210207).

56051005 is a wasteful number, since it uses less digits than its factorization.

56051005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11210206.

The product of its (nonzero) digits is 750, while the sum is 22.

The square root of 56051005 is about 7486.7219128267. The cubic root of 56051005 is about 382.7023549448.

The spelling of 56051005 in words is "fifty-six million, fifty-one thousand, five".