45001285 has 16 divisors (see below), whose sum is σ = 61871616. Its totient is φ = 30780288.

The previous prime is 45001277. The next prime is 45001289. The reversal of 45001285 is 58210054.

45001285 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 45001285 - 2³ = 45001277 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45001289) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 14817 + ... + 17593.

It is an arithmetic number, because the mean of its divisors is an integer number (3866976).

Almost surely, 2^45001285 is an apocalyptic number.

It is an amenable number.

45001285 is a deficient number, since it is larger than the sum of its proper divisors (16870331).

45001285 is a wasteful number, since it uses less digits than its factorization.

45001285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3252.

The product of its (nonzero) digits is 1600, while the sum is 25.

The square root of 45001285 is about 6708.2997100607. The cubic root of 45001285 is about 355.6927160523.

The spelling of 45001285 in words is "forty-five million, one thousand, two hundred eighty-five".