45004525 has 18 divisors (see below), whose sum is σ = 59290910. Its totient is φ = 33880320.

The previous prime is 45004523. The next prime is 45004567. The reversal of 45004525 is 52540054.

It can be written as a sum of positive squares in 9 ways, for example, as 2468041 + 42536484 = 1571^2 + 6522^2 .

It is not a de Polignac number, because 45004525 - 2¹ = 45004523 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 45004525.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45004523) by changing a digit.

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 17 ways as a sum of consecutive naturals, for example, 4111 + ... + 10339.

Almost surely, 2^45004525 is an apocalyptic number.

It is an amenable number.

45004525 is a deficient number, since it is larger than the sum of its proper divisors (14286385).

45004525 is a wasteful number, since it uses less digits than its factorization.

45004525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6273 (or 6251 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 25.

The square root of 45004525 is about 6708.5411976077. The cubic root of 45004525 is about 355.7012522288.

Adding to 45004525 its reverse (52540054), we get a palindrome (97544579).

It can be divided in two parts, 4500 and 4525, that added together give a square (9025 = 95²).

The spelling of 45004525 in words is "forty-five million, four thousand, five hundred twenty-five".