2305315563 has 16 divisors (see below), whose sum is σ = 3087492096. Its totient is φ = 1530023040.

The previous prime is 2305315559. The next prime is 2305315591. The reversal of 2305315563 is 3655135032.

It is not a de Polignac number, because 2305315563 - 2² = 2305315559 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2305310563) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 919770 + ... + 922272.

It is an arithmetic number, because the mean of its divisors is an integer number (192968256).

Almost surely, 2^2305315563 is an apocalyptic number.

2305315563 is a deficient number, since it is larger than the sum of its proper divisors (782176533).

2305315563 is a wasteful number, since it uses less digits than its factorization.

2305315563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3754.

The product of its (nonzero) digits is 40500, while the sum is 33.

The square root of 2305315563 is about 48013.7018256247. The cubic root of 2305315563 is about 1321.0222344424.

It can be divided in two parts, 2305315 and 563, that added together give a triangular number (2305878 = T₂₁₄₇).

The spelling of 2305315563 in words is "two billion, three hundred five million, three hundred fifteen thousand, five hundred sixty-three".