45489265 has 4 divisors (see below), whose sum is σ = 54587124. Its totient is φ = 36391408.

The previous prime is 45489259. The next prime is 45489277. The reversal of 45489265 is 56298454.

45489265 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 32615521 + 12873744 = 5711^2 + 3588^2 .

It is a cyclic number.

It is not a de Polignac number, because 45489265 - 2⁵ = 45489233 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4548922 + ... + 4548931.

It is an arithmetic number, because the mean of its divisors is an integer number (13646781).

Almost surely, 2^45489265 is an apocalyptic number.

It is an amenable number.

45489265 is a deficient number, since it is larger than the sum of its proper divisors (9097859).

45489265 is an equidigital number, since it uses as much as digits as its factorization.

45489265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9097858.

The product of its digits is 345600, while the sum is 43.

The square root of 45489265 is about 6744.5730035340. The cubic root of 45489265 is about 356.9737705885.

It can be divided in two parts, 45489 and 265, that added together give a palindrome (45754).

The spelling of 45489265 in words is "forty-five million, four hundred eighty-nine thousand, two hundred sixty-five".