2265045145 has 16 divisors (see below), whose sum is σ = 3067398720. Its totient is φ = 1590500800.

The previous prime is 2265045137. The next prime is 2265045173. The reversal of 2265045145 is 5415405622.

It is not a de Polignac number, because 2265045145 - 2³ = 2265045137 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2265045145.

It is an unprimeable number.

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, 708451 + ... + 711640.

It is an arithmetic number, because the mean of its divisors is an integer number (191712420).

Almost surely, 2^2265045145 is an apocalyptic number.

It is an amenable number.

2265045145 is a deficient number, since it is larger than the sum of its proper divisors (802353575).

2265045145 is a wasteful number, since it uses less digits than its factorization.

2265045145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1420136.

The product of its (nonzero) digits is 48000, while the sum is 34.

The square root of 2265045145 is about 47592.4904265368. The cubic root of 2265045145 is about 1313.2849100406.

The spelling of 2265045145 in words is "two billion, two hundred sixty-five million, forty-five thousand, one hundred forty-five".