45009307 has 8 divisors (see below), whose sum is σ = 51480800. Its totient is φ = 38548224.

The previous prime is 45009299. The next prime is 45009311. The reversal of 45009307 is 70390054.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45009307 - 2³ = 45009299 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45009407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12619 + ... + 15787.

It is an arithmetic number, because the mean of its divisors is an integer number (6435100).

Almost surely, 2^45009307 is an apocalyptic number.

45009307 is a deficient number, since it is larger than the sum of its proper divisors (6471493).

45009307 is a wasteful number, since it uses less digits than its factorization.

45009307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5205.

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 45009307 is about 6708.8975994570. The cubic root of 45009307 is about 355.7138502446.

The spelling of 45009307 in words is "forty-five million, nine thousand, three hundred seven".