102018563 has 2 divisors, whose sum is σ = 102018564. Its totient is φ = 102018562.

The previous prime is 102018559. The next prime is 102018569. The reversal of 102018563 is 365810201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102018563 - 2² = 102018559 is a prime.

It is not a weakly prime, because it can be changed into another prime (102018569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51009281 + 51009282.

It is an arithmetic number, because the mean of its divisors is an integer number (51009282).

Almost surely, 2^102018563 is an apocalyptic number.

102018563 is a deficient number, since it is larger than the sum of its proper divisors (1).

102018563 is an equidigital number, since it uses as much as digits as its factorization.

102018563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 102018563 is about 10100.4239019954. The cubic root of 102018563 is about 467.2612150503.

Adding to 102018563 its reverse (365810201), we get a palindrome (467828764).

The spelling of 102018563 in words is "one hundred two million, eighteen thousand, five hundred sixty-three".