102134563 has 2 divisors, whose sum is σ = 102134564. Its totient is φ = 102134562.

The previous prime is 102134507. The next prime is 102134573. The reversal of 102134563 is 365431201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102134563 - 2⁹ = 102134051 is a prime.

It is not a weakly prime, because it can be changed into another prime (102134573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51067281 + 51067282.

It is an arithmetic number, because the mean of its divisors is an integer number (51067282).

Almost surely, 2^102134563 is an apocalyptic number.

102134563 is a deficient number, since it is larger than the sum of its proper divisors (1).

102134563 is an equidigital number, since it uses as much as digits as its factorization.

102134563 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 102134563 is about 10106.1646038445. The cubic root of 102134563 is about 467.4382474412.

Adding to 102134563 its reverse (365431201), we get a palindrome (467565764).

The spelling of 102134563 in words is "one hundred two million, one hundred thirty-four thousand, five hundred sixty-three".