2520567563 has 2 divisors, whose sum is σ = 2520567564. Its totient is φ = 2520567562.

The previous prime is 2520567551. The next prime is 2520567571. The reversal of 2520567563 is 3657650252.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2520567563 - 2⁴ = 2520567547 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2520567563.

It is not a weakly prime, because it can be changed into another prime (2520566563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1260283781 + 1260283782.

It is an arithmetic number, because the mean of its divisors is an integer number (1260283782).

Almost surely, 2^2520567563 is an apocalyptic number.

2520567563 is a deficient number, since it is larger than the sum of its proper divisors (1).

2520567563 is an equidigital number, since it uses as much as digits as its factorization.

2520567563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 378000, while the sum is 41.

The square root of 2520567563 is about 50205.2543365732. The cubic root of 2520567563 is about 1360.9205782449.

The spelling of 2520567563 in words is "two billion, five hundred twenty million, five hundred sixty-seven thousand, five hundred sixty-three".