45525545 has 8 divisors (see below), whose sum is σ = 58833096. Its totient is φ = 33618816.

The previous prime is 45525527. The next prime is 45525659. The reversal of 45525545 is 54552554.

45525545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 541696 + 44983849 = 736^2 + 6707^2 .

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 45525545 - 2⁶ = 45525481 is a prime.

It is a Duffinian number.

It is a Curzon 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 7 ways as a sum of consecutive naturals, for example, 350132 + ... + 350261.

It is an arithmetic number, because the mean of its divisors is an integer number (7354137).

Almost surely, 2^45525545 is an apocalyptic number.

It is an amenable number.

45525545 is a deficient number, since it is larger than the sum of its proper divisors (13307551).

45525545 is a wasteful number, since it uses less digits than its factorization.

45525545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 700411.

The product of its digits is 100000, while the sum is 35.

The square root of 45525545 is about 6747.2620373008. The cubic root of 45525545 is about 357.0686469429.

The spelling of 45525545 in words is "forty-five million, five hundred twenty-five thousand, five hundred forty-five".