1045075315865 has 16 divisors (see below), whose sum is σ = 1444531556352. Its totient is φ = 710980369344.

The previous prime is 1045075315861. The next prime is 1045075315883. The reversal of 1045075315865 is 5685135705401.

It is not a de Polignac number, because 1045075315865 - 2² = 1045075315861 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1045075315861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 117551834 + ... + 117560723.

It is an arithmetic number, because the mean of its divisors is an integer number (90283222272).

Almost surely, 2^{1045075315865} is an apocalyptic number.

It is an amenable number.

1045075315865 is a deficient number, since it is larger than the sum of its proper divisors (399456240487).

1045075315865 is a wasteful number, since it uses less digits than its factorization.

1045075315865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235112696.

The product of its (nonzero) digits is 2520000, while the sum is 50.

The spelling of 1045075315865 in words is "one trillion, forty-five billion, seventy-five million, three hundred fifteen thousand, eight hundred sixty-five".