45005265 has 12 divisors (see below), whose sum is σ = 78009204. Its totient is φ = 24002784.

The previous prime is 45005263. The next prime is 45005287. The reversal of 45005265 is 56250054.

It can be written as a sum of positive squares in 2 ways, for example, as 34292736 + 10712529 = 5856^2 + 3273^2 .

It is not a de Polignac number, because 45005265 - 2¹ = 45005263 is a prime.

45005265 is a modest number, since divided by 5265 gives 45 as remainder.

It is not an unprimeable number, because it can be changed into a prime (45005263) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 500014 + ... + 500103.

It is an arithmetic number, because the mean of its divisors is an integer number (6500767).

Almost surely, 2^45005265 is an apocalyptic number.

45005265 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

45005265 is a deficient number, since it is larger than the sum of its proper divisors (33003939).

45005265 is a wasteful number, since it uses less digits than its factorization.

45005265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000128 (or 1000125 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 45005265 is about 6708.5963509515. The cubic root of 45005265 is about 355.7032017919.

The spelling of 45005265 in words is "forty-five million, five thousand, two hundred sixty-five".