489116179 has 2 divisors, whose sum is σ = 489116180. Its totient is φ = 489116178.

The previous prime is 489116083. The next prime is 489116207. The reversal of 489116179 is 971611984.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 489116179 - 2⁷ = 489116051 is a prime.

It is not a weakly prime, because it can be changed into another prime (489116879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 244558089 + 244558090.

It is an arithmetic number, because the mean of its divisors is an integer number (244558090).

Almost surely, 2^489116179 is an apocalyptic number.

489116179 is a deficient number, since it is larger than the sum of its proper divisors (1).

489116179 is an equidigital number, since it uses as much as digits as its factorization.

489116179 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108864, while the sum is 46.

The square root of 489116179 is about 22115.9711294802. The cubic root of 489116179 is about 787.8992303094.

The spelling of 489116179 in words is "four hundred eighty-nine million, one hundred sixteen thousand, one hundred seventy-nine".