2013245563 has 8 divisors (see below), whose sum is σ = 2301136128. Its totient is φ = 1725426024.

The previous prime is 2013245557. The next prime is 2013245579. The reversal of 2013245563 is 3655423102.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2013245563 - 2⁹ = 2013245051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2013245543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76020 + ... + 99022.

It is an arithmetic number, because the mean of its divisors is an integer number (287642016).

Almost surely, 2^2013245563 is an apocalyptic number.

2013245563 is a deficient number, since it is larger than the sum of its proper divisors (287890565).

2013245563 is a wasteful number, since it uses less digits than its factorization.

2013245563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35513.

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 2013245563 is about 44869.2050631611. The cubic root of 2013245563 is about 1262.6963261395.

Adding to 2013245563 its reverse (3655423102), we get a palindrome (5668668665).

The spelling of 2013245563 in words is "two billion, thirteen million, two hundred forty-five thousand, five hundred sixty-three".