1452009 has 16 divisors (see below), whose sum is σ = 2153984. Its totient is φ = 864000.

The previous prime is 1451969. The next prime is 1452047. The reversal of 1452009 is 9002541.

It is not a de Polignac number, because 1452009 - 2¹² = 1447913 is a prime.

It is a Duffinian number.

1452009 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1452079) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 609 + ... + 1809.

It is an arithmetic number, because the mean of its divisors is an integer number (134624).

2^1452009 is an apocalyptic number.

It is an amenable number.

1452009 is a deficient number, since it is larger than the sum of its proper divisors (701975).

1452009 is a wasteful number, since it uses less digits than its factorization.

1452009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1248.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 1452009 is about 1204.9933609776. The cubic root of 1452009 is about 113.2373687846.

The spelling of 1452009 in words is "one million, four hundred fifty-two thousand, nine".