42660179 has 2 divisors, whose sum is σ = 42660180. Its totient is φ = 42660178.

The previous prime is 42660169. The next prime is 42660209. The reversal of 42660179 is 97106624.

42660179 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 a de Polignac number, because none of the positive numbers 2^k-42660179 is a prime.

It is not a weakly prime, because it can be changed into another prime (42660109) 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, 21330089 + 21330090.

It is an arithmetic number, because the mean of its divisors is an integer number (21330090).

Almost surely, 2^42660179 is an apocalyptic number.

42660179 is a deficient number, since it is larger than the sum of its proper divisors (1).

42660179 is an equidigital number, since it uses as much as digits as its factorization.

42660179 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 42660179 is about 6531.4760200126. The cubic root of 42660179 is about 349.4144740628.

The spelling of 42660179 in words is "forty-two million, six hundred sixty thousand, one hundred seventy-nine".