2016430489 has 2 divisors, whose sum is σ = 2016430490. Its totient is φ = 2016430488.

The previous prime is 2016430399. The next prime is 2016430511. The reversal of 2016430489 is 9840346102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1964705625 + 51724864 = 44325^2 + 7192^2 .

It is a cyclic number.

It is not a de Polignac number, because 2016430489 - 2²³ = 2008041881 is a prime.

It is not a weakly prime, because it can be changed into another prime (2016430289) 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, 1008215244 + 1008215245.

It is an arithmetic number, because the mean of its divisors is an integer number (1008215245).

Almost surely, 2^2016430489 is an apocalyptic number.

It is an amenable number.

2016430489 is a deficient number, since it is larger than the sum of its proper divisors (1).

2016430489 is an equidigital number, since it uses as much as digits as its factorization.

2016430489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 2016430489 is about 44904.6822614302. The cubic root of 2016430489 is about 1263.3618312312.

It can be divided in two parts, 20164 and 30489, that added together give a cube (50653 = 37³).

The spelling of 2016430489 in words is "two billion, sixteen million, four hundred thirty thousand, four hundred eighty-nine".