45585513 has 6 divisors (see below), whose sum is σ = 65845754. Its totient is φ = 30390336.

The previous prime is 45585497. The next prime is 45585557. The reversal of 45585513 is 31558554.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 45522009 + 63504 = 6747^2 + 252^2 .

It is not a de Polignac number, because 45585513 - 2⁴ = 45585497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45585413) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2532520 + ... + 2532537.

Almost surely, 2^45585513 is an apocalyptic number.

It is an amenable number.

45585513 is a deficient number, since it is larger than the sum of its proper divisors (20260241).

45585513 is a wasteful number, since it uses less digits than its factorization.

45585513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5065063 (or 5065060 counting only the distinct ones).

The product of its digits is 60000, while the sum is 36.

The square root of 45585513 is about 6751.7044514700. The cubic root of 45585513 is about 357.2253596751.

It can be divided in two parts, 4558551 and 3, that added together give a palindrome (4558554).

The spelling of 45585513 in words is "forty-five million, five hundred eighty-five thousand, five hundred thirteen".