2305040563 has 4 divisors (see below), whose sum is σ = 2634332080. Its totient is φ = 1975749048.

The previous prime is 2305040533. The next prime is 2305040587. The reversal of 2305040563 is 3650405032.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2305040563 - 2⁵ = 2305040531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2305040503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164645748 + ... + 164645761.

It is an arithmetic number, because the mean of its divisors is an integer number (658583020).

Almost surely, 2^2305040563 is an apocalyptic number.

2305040563 is a deficient number, since it is larger than the sum of its proper divisors (329291517).

2305040563 is an equidigital number, since it uses as much as digits as its factorization.

2305040563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329291516.

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 2305040563 is about 48010.8379743574. The cubic root of 2305040563 is about 1320.9697043150.

Adding to 2305040563 its reverse (3650405032), we get a palindrome (5955445595).

The spelling of 2305040563 in words is "two billion, three hundred five million, forty thousand, five hundred sixty-three".