56170073 has 2 divisors, whose sum is σ = 56170074. Its totient is φ = 56170072.

The previous prime is 56170063. The next prime is 56170087. The reversal of 56170073 is 37007165.

56170073 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 51955264 + 4214809 = 7208^2 + 2053^2 .

It is a cyclic number.

It is not a de Polignac number, because 56170073 - 2¹⁶ = 56104537 is a prime.

It is not a weakly prime, because it can be changed into another prime (56170003) 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, 28085036 + 28085037.

It is an arithmetic number, because the mean of its divisors is an integer number (28085037).

Almost surely, 2^56170073 is an apocalyptic number.

It is an amenable number.

56170073 is a deficient number, since it is larger than the sum of its proper divisors (1).

56170073 is an equidigital number, since it uses as much as digits as its factorization.

56170073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4410, while the sum is 29.

The square root of 56170073 is about 7494.6696391502. The cubic root of 56170073 is about 382.9731522059.

The spelling of 56170073 in words is "fifty-six million, one hundred seventy thousand, seventy-three".