2045417163 has 16 divisors (see below), whose sum is σ = 2911983360. Its totient is φ = 1273989024.

The previous prime is 2045417161. The next prime is 2045417167. The reversal of 2045417163 is 3617145402.

It is not a de Polignac number, because 2045417163 - 2¹ = 2045417161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2045417161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 341728 + ... + 347661.

It is an arithmetic number, because the mean of its divisors is an integer number (181998960).

Almost surely, 2^2045417163 is an apocalyptic number.

2045417163 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2045417163 is a deficient number, since it is larger than the sum of its proper divisors (866566197).

2045417163 is a wasteful number, since it uses less digits than its factorization.

2045417163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 689458.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 2045417163 is about 45226.2884061914. The cubic root of 2045417163 is about 1269.3867630652.

The spelling of 2045417163 in words is "two billion, forty-five million, four hundred seventeen thousand, one hundred sixty-three".