45660009 has 4 divisors (see below), whose sum is σ = 60880016. Its totient is φ = 30440004.

The previous prime is 45660001. The next prime is 45660047. The reversal of 45660009 is 90006654.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 45660009 - 2³ = 45660001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45660001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7609999 + ... + 7610004.

It is an arithmetic number, because the mean of its divisors is an integer number (15220004).

Almost surely, 2^45660009 is an apocalyptic number.

It is an amenable number.

45660009 is a deficient number, since it is larger than the sum of its proper divisors (15220007).

45660009 is a wasteful number, since it uses less digits than its factorization.

45660009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15220006.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 45660009 is about 6757.2190285649. The cubic root of 45660009 is about 357.4198467346.

The spelling of 45660009 in words is "forty-five million, six hundred sixty thousand, nine".