56175013 has 2 divisors, whose sum is σ = 56175014. Its totient is φ = 56175012.

The previous prime is 56174983. The next prime is 56175019. The reversal of 56175013 is 31057165.

56175013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53684929 + 2490084 = 7327^2 + 1578^2 .

It is a cyclic number.

It is not a de Polignac number, because 56175013 - 2⁹ = 56174501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56175019) 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 as a sum of consecutive naturals, namely, 28087506 + 28087507.

It is an arithmetic number, because the mean of its divisors is an integer number (28087507).

Almost surely, 2^56175013 is an apocalyptic number.

It is an amenable number.

56175013 is a deficient number, since it is larger than the sum of its proper divisors (1).

56175013 is an equidigital number, since it uses as much as digits as its factorization.

56175013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3150, while the sum is 28.

The square root of 56175013 is about 7494.9991994663. Note that the first 3 decimals coincide. The cubic root of 56175013 is about 382.9843790142.

The spelling of 56175013 in words is "fifty-six million, one hundred seventy-five thousand, thirteen".