45045865 has 16 divisors (see below), whose sum is σ = 57268800. Its totient is φ = 33918912.

The previous prime is 45045859. The next prime is 45045893. The reversal of 45045865 is 56854054.

It is a cyclic number.

It is not a de Polignac number, because 45045865 - 2³ = 45045857 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14031 + ... + 16939.

It is an arithmetic number, because the mean of its divisors is an integer number (3579300).

Almost surely, 2^45045865 is an apocalyptic number.

It is an amenable number.

45045865 is a deficient number, since it is larger than the sum of its proper divisors (12222935).

45045865 is a wasteful number, since it uses less digits than its factorization.

45045865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3096.

The product of its (nonzero) digits is 96000, while the sum is 37.

The square root of 45045865 is about 6711.6216371306. The cubic root of 45045865 is about 355.8101315738.

The spelling of 45045865 in words is "forty-five million, forty-five thousand, eight hundred sixty-five".