2087563 has 2 divisors, whose sum is σ = 2087564. Its totient is φ = 2087562.

The previous prime is 2087557. The next prime is 2087593. The reversal of 2087563 is 3657802.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2087563 - 2⁵ = 2087531 is a prime.

It is not a weakly prime, because it can be changed into another prime (2087543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1043781 + 1043782.

It is an arithmetic number, because the mean of its divisors is an integer number (1043782).

2^2087563 is an apocalyptic number.

2087563 is a deficient number, since it is larger than the sum of its proper divisors (1).

2087563 is an equidigital number, since it uses as much as digits as its factorization.

2087563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 2087563 is about 1444.8401295645. The cubic root of 2087563 is about 127.8046131973.

The spelling of 2087563 in words is "two million, eighty-seven thousand, five hundred sixty-three".