1485735289 has 2 divisors, whose sum is σ = 1485735290. Its totient is φ = 1485735288.

The previous prime is 1485735287. The next prime is 1485735299. The reversal of 1485735289 is 9825375841.

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., 1006475625 + 479259664 = 31725^2 + 21892^2 .

It is a cyclic number.

It is not a de Polignac number, because 1485735289 - 2¹ = 1485735287 is a prime.

Together with 1485735287, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1485735287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 742867644 + 742867645.

It is an arithmetic number, because the mean of its divisors is an integer number (742867645).

Almost surely, 2^1485735289 is an apocalyptic number.

It is an amenable number.

1485735289 is a deficient number, since it is larger than the sum of its proper divisors (1).

1485735289 is an equidigital number, since it uses as much as digits as its factorization.

1485735289 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2419200, while the sum is 52.

The square root of 1485735289 is about 38545.2369171601. The cubic root of 1485735289 is about 1141.0740081086.

The spelling of 1485735289 in words is "one billion, four hundred eighty-five million, seven hundred thirty-five thousand, two hundred eighty-nine".