56166307 has 2 divisors, whose sum is σ = 56166308. Its totient is φ = 56166306.

The previous prime is 56166293. The next prime is 56166347. The reversal of 56166307 is 70366165.

It is a happy number.

56166307 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 is a cyclic number.

It is not a de Polignac number, because 56166307 - 2⁷ = 56166179 is a prime.

It is not a weakly prime, because it can be changed into another prime (56166347) 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, 28083153 + 28083154.

It is an arithmetic number, because the mean of its divisors is an integer number (28083154).

Almost surely, 2^56166307 is an apocalyptic number.

56166307 is a deficient number, since it is larger than the sum of its proper divisors (1).

56166307 is an equidigital number, since it uses as much as digits as its factorization.

56166307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22680, while the sum is 34.

The square root of 56166307 is about 7494.4183897084. The cubic root of 56166307 is about 382.9645930270.

The spelling of 56166307 in words is "fifty-six million, one hundred sixty-six thousand, three hundred seven".