802608563 has 2 divisors, whose sum is σ = 802608564. Its totient is φ = 802608562.

The previous prime is 802608559. The next prime is 802608601. The reversal of 802608563 is 365806208.

It is an a-pointer prime, because the next prime (802608601) can be obtained adding 802608563 to its sum of digits (38).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 802608563 - 2² = 802608559 is a prime.

It is not a weakly prime, because it can be changed into another prime (802608503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 401304281 + 401304282.

It is an arithmetic number, because the mean of its divisors is an integer number (401304282).

Almost surely, 2^802608563 is an apocalyptic number.

802608563 is a deficient number, since it is larger than the sum of its proper divisors (1).

802608563 is an equidigital number, since it uses as much as digits as its factorization.

802608563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69120, while the sum is 38.

The square root of 802608563 is about 28330.3470328198. The cubic root of 802608563 is about 929.3256617737.

The spelling of 802608563 in words is "eight hundred two million, six hundred eight thousand, five hundred sixty-three".