2289163045 has 32 divisors (see below), whose sum is σ = 3037114080. Its totient is φ = 1645608960.

The previous prime is 2289163031. The next prime is 2289163069. The reversal of 2289163045 is 5403619822.

It can be written as a sum of positive squares in 16 ways, for example, as 2104148641 + 185014404 = 45871^2 + 13602^2 .

It is not a de Polignac number, because 2289163045 - 2¹⁹ = 2288638757 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2289162989 and 2289163007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2048827 + ... + 2049943.

It is an arithmetic number, because the mean of its divisors is an integer number (94909815).

Almost surely, 2^2289163045 is an apocalyptic number.

It is an amenable number.

2289163045 is a deficient number, since it is larger than the sum of its proper divisors (747951035).

2289163045 is a wasteful number, since it uses less digits than its factorization.

2289163045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1945.

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 2289163045 is about 47845.1987664384. The cubic root of 2289163045 is about 1317.9296909632.

The spelling of 2289163045 in words is "two billion, two hundred eighty-nine million, one hundred sixty-three thousand, forty-five".