2010001563 has 12 divisors (see below), whose sum is σ = 2905344520. Its totient is φ = 1339073856.

The previous prime is 2010001559. The next prime is 2010001573. The reversal of 2010001563 is 3651000102.

2010001563 is a `hidden beast` number, since 2 + 0 + 100 + 0 + 1 + 563 = 666.

It is not a de Polignac number, because 2010001563 - 2² = 2010001559 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2010001573) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63406 + ... + 89667.

Almost surely, 2^2010001563 is an apocalyptic number.

2010001563 is a deficient number, since it is larger than the sum of its proper divisors (895342957).

2010001563 is a wasteful number, since it uses less digits than its factorization.

2010001563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154538 (or 154535 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 2010001563 is about 44833.0409742636. The cubic root of 2010001563 is about 1262.0177553399.

Adding to 2010001563 its reverse (3651000102), we get a palindrome (5661001665).

The spelling of 2010001563 in words is "two billion, ten million, one thousand, five hundred sixty-three".