1485009 has 6 divisors (see below), whose sum is σ = 2145026. Its totient is φ = 990000.

The previous prime is 1484999. The next prime is 1485013. The reversal of 1485009 is 9005841.

It can be written as a sum of positive squares in only one way, i.e., 944784 + 540225 = 972^2 + 735^2 .

It is not a de Polignac number, because 1485009 - 2¹³ = 1476817 is a prime.

It is a Duffinian number.

1485009 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1485019) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 82492 + ... + 82509.

2^1485009 is an apocalyptic number.

It is an amenable number.

1485009 is a deficient number, since it is larger than the sum of its proper divisors (660017).

1485009 is a wasteful number, since it uses less digits than its factorization.

1485009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165007 (or 165004 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 1485009 is about 1218.6094534345. The cubic root of 1485009 is about 114.0888043043.

The spelling of 1485009 in words is "one million, four hundred eighty-five thousand, nine".