1485688507 has 2 divisors, whose sum is σ = 1485688508. Its totient is φ = 1485688506.

The previous prime is 1485688493. The next prime is 1485688513. The reversal of 1485688507 is 7058865841.

It is a strong prime.

It is an emirp because it is prime and its reverse (7058865841) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1485688507 is a prime.

It is not a weakly prime, because it can be changed into another prime (1485688207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 742844253 + 742844254.

It is an arithmetic number, because the mean of its divisors is an integer number (742844254).

Almost surely, 2^1485688507 is an apocalyptic number.

1485688507 is a deficient number, since it is larger than the sum of its proper divisors (1).

1485688507 is an equidigital number, since it uses as much as digits as its factorization.

1485688507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2150400, while the sum is 52.

The square root of 1485688507 is about 38544.6300669756. The cubic root of 1485688507 is about 1141.0620314833.

The spelling of 1485688507 in words is "one billion, four hundred eighty-five million, six hundred eighty-eight thousand, five hundred seven".