1485688459 has 2 divisors, whose sum is σ = 1485688460. Its totient is φ = 1485688458.

The previous prime is 1485688433. The next prime is 1485688469. The reversal of 1485688459 is 9548865841.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (9548865841) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1485688459 - 2¹⁹ = 1485164171 is a prime.

It is not a weakly prime, because it can be changed into another prime (1485688469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 742844229 + 742844230.

It is an arithmetic number, because the mean of its divisors is an integer number (742844230).

Almost surely, 2^1485688459 is an apocalyptic number.

1485688459 is a deficient number, since it is larger than the sum of its proper divisors (1).

1485688459 is an equidigital number, since it uses as much as digits as its factorization.

1485688459 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11059200, while the sum is 58.

The square root of 1485688459 is about 38544.6294443208. The cubic root of 1485688459 is about 1141.0620191947.

The spelling of 1485688459 in words is "one billion, four hundred eighty-five million, six hundred eighty-eight thousand, four hundred fifty-nine".