102562434673 has 2 divisors, whose sum is σ = 102562434674. Its totient is φ = 102562434672.

The previous prime is 102562434661. The next prime is 102562434703. The reversal of 102562434673 is 376434265201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 102404480049 + 157954624 = 320007^2 + 12568^2 .

It is a cyclic number.

It is not a de Polignac number, because 102562434673 - 2²¹ = 102560337521 is a prime.

It is not a weakly prime, because it can be changed into another prime (102562438673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51281217336 + 51281217337.

It is an arithmetic number, because the mean of its divisors is an integer number (51281217337).

Almost surely, 2^102562434673 is an apocalyptic number.

It is an amenable number.

102562434673 is a deficient number, since it is larger than the sum of its proper divisors (1).

102562434673 is an equidigital number, since it uses as much as digits as its factorization.

102562434673 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 725760, while the sum is 43.

Adding to 102562434673 its reverse (376434265201), we get a palindrome (478996699874).

The spelling of 102562434673 in words is "one hundred two billion, five hundred sixty-two million, four hundred thirty-four thousand, six hundred seventy-three".