489161737 has 2 divisors, whose sum is σ = 489161738. Its totient is φ = 489161736.

The previous prime is 489161683. The next prime is 489161753. The reversal of 489161737 is 737161984.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 382163401 + 106998336 = 19549^2 + 10344^2 .

It is a cyclic number.

It is not a de Polignac number, because 489161737 - 2⁷ = 489161609 is a prime.

It is not a weakly prime, because it can be changed into another prime (489161837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 244580868 + 244580869.

It is an arithmetic number, because the mean of its divisors is an integer number (244580869).

Almost surely, 2^489161737 is an apocalyptic number.

It is an amenable number.

489161737 is a deficient number, since it is larger than the sum of its proper divisors (1).

489161737 is an equidigital number, since it uses as much as digits as its factorization.

489161737 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 254016, while the sum is 46.

The square root of 489161737 is about 22117.0010851381. The cubic root of 489161737 is about 787.9236921178.

It can be divided in two parts, 48916 and 1737, that added together give a cube (50653 = 37³).

The spelling of 489161737 in words is "four hundred eighty-nine million, one hundred sixty-one thousand, seven hundred thirty-seven".