45383665 has 4 divisors (see below), whose sum is σ = 54460404. Its totient is φ = 36306928.

The previous prime is 45383641. The next prime is 45383671. The reversal of 45383665 is 56638354.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 27133681 + 18249984 = 5209^2 + 4272^2 .

It is a cyclic number.

It is not a de Polignac number, because 45383665 - 2⁵ = 45383633 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4538362 + ... + 4538371.

It is an arithmetic number, because the mean of its divisors is an integer number (13615101).

Almost surely, 2^45383665 is an apocalyptic number.

It is an amenable number.

45383665 is a deficient number, since it is larger than the sum of its proper divisors (9076739).

45383665 is an equidigital number, since it uses as much as digits as its factorization.

45383665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9076738.

The product of its digits is 259200, while the sum is 40.

The square root of 45383665 is about 6736.7399385756. The cubic root of 45383665 is about 356.6973270680.

The spelling of 45383665 in words is "forty-five million, three hundred eighty-three thousand, six hundred sixty-five".