115563335773 has 2 divisors, whose sum is σ = 115563335774. Its totient is φ = 115563335772.

The previous prime is 115563335761. The next prime is 115563335779. The reversal of 115563335773 is 377533365511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 99516273444 + 16047062329 = 315462^2 + 126677^2 .

It is an emirp because it is prime and its reverse (377533365511) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-115563335773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115563335779) 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 as a sum of consecutive naturals, namely, 57781667886 + 57781667887.

It is an arithmetic number, because the mean of its divisors is an integer number (57781667887).

Almost surely, 2^115563335773 is an apocalyptic number.

It is an amenable number.

115563335773 is a deficient number, since it is larger than the sum of its proper divisors (1).

115563335773 is an equidigital number, since it uses as much as digits as its factorization.

115563335773 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2976750, while the sum is 49.

The spelling of 115563335773 in words is "one hundred fifteen billion, five hundred sixty-three million, three hundred thirty-five thousand, seven hundred seventy-three".