1485733009 has 2 divisors, whose sum is σ = 1485733010. Its totient is φ = 1485733008.

The previous prime is 1485732979. The next prime is 1485733021. The reversal of 1485733009 is 9003375841.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1423401984 + 62331025 = 37728^2 + 7895^2 .

It is an emirp because it is prime and its reverse (9003375841) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1485733009 - 2²⁷ = 1351515281 is a prime.

It is not a weakly prime, because it can be changed into another prime (1485733069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 742866504 + 742866505.

It is an arithmetic number, because the mean of its divisors is an integer number (742866505).

Almost surely, 2^1485733009 is an apocalyptic number.

It is an amenable number.

1485733009 is a deficient number, since it is larger than the sum of its proper divisors (1).

1485733009 is an equidigital number, since it uses as much as digits as its factorization.

1485733009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 1485733009 is about 38545.2073415100. The cubic root of 1485733009 is about 1141.0734244133.

The spelling of 1485733009 in words is "one billion, four hundred eighty-five million, seven hundred thirty-three thousand, nine".