102560434673 has 4 divisors (see below), whose sum is σ = 104495537268. Its totient is φ = 100625332080.

The previous prime is 102560434657. The next prime is 102560434747. The reversal of 102560434673 is 376434065201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 376434065201 = 23 ⋅16366698487.

It can be written as a sum of positive squares in 2 ways, for example, as 89429108209 + 13131326464 = 299047^2 + 114592^2 .

It is a cyclic number.

It is not a de Polignac number, because 102560434673 - 2⁴ = 102560434657 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 102560434673.

It is not an unprimeable number, because it can be changed into a prime (102562434673) 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 in 3 ways as a sum of consecutive naturals, for example, 967551218 + ... + 967551323.

It is an arithmetic number, because the mean of its divisors is an integer number (26123884317).

Almost surely, 2^102560434673 is an apocalyptic number.

It is an amenable number.

102560434673 is a deficient number, since it is larger than the sum of its proper divisors (1935102595).

102560434673 is an equidigital number, since it uses as much as digits as its factorization.

102560434673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1935102594.

The product of its (nonzero) digits is 362880, while the sum is 41.

Adding to 102560434673 its reverse (376434065201), we get a palindrome (478994499874).

The spelling of 102560434673 in words is "one hundred two billion, five hundred sixty million, four hundred thirty-four thousand, six hundred seventy-three".