45205124 has 12 divisors (see below), whose sum is σ = 81038748. Its totient is φ = 22051200.

The previous prime is 45205079. The next prime is 45205141. The reversal of 45205124 is 42150254.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 27227524 + 17977600 = 5218^2 + 4240^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 45205124.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137657 + ... + 137984.

It is an arithmetic number, because the mean of its divisors is an integer number (6753229).

Almost surely, 2^45205124 is an apocalyptic number.

It is an amenable number.

45205124 is a deficient number, since it is larger than the sum of its proper divisors (35833624).

45205124 is a wasteful number, since it uses less digits than its factorization.

45205124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275686 (or 275684 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 45205124 is about 6723.4755893065. The cubic root of 45205124 is about 356.2289588886.

Adding to 45205124 its reverse (42150254), we get a palindrome (87355378).

The spelling of 45205124 in words is "forty-five million, two hundred five thousand, one hundred twenty-four".