2080900489 has 2 divisors, whose sum is σ = 2080900490. Its totient is φ = 2080900488.

The previous prime is 2080900483. The next prime is 2080900517. The reversal of 2080900489 is 9840090802.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1887468025 + 193432464 = 43445^2 + 13908^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2080900489 is a prime.

It is not a weakly prime, because it can be changed into another prime (2080900483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1040450244 + 1040450245.

It is an arithmetic number, because the mean of its divisors is an integer number (1040450245).

Almost surely, 2^2080900489 is an apocalyptic number.

It is an amenable number.

2080900489 is a deficient number, since it is larger than the sum of its proper divisors (1).

2080900489 is an equidigital number, since it uses as much as digits as its factorization.

2080900489 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 40.

The square root of 2080900489 is about 45616.8881994377. Note that the first 3 decimals coincide. The cubic root of 2080900489 is about 1276.6850439295.

The spelling of 2080900489 in words is "two billion, eighty million, nine hundred thousand, four hundred eighty-nine".