108963617573 has 2 divisors, whose sum is σ = 108963617574. Its totient is φ = 108963617572.

The previous prime is 108963617557. The next prime is 108963617591. The reversal of 108963617573 is 375716369801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 90831109924 + 18132507649 = 301382^2 + 134657^2 .

It is a cyclic number.

It is not a de Polignac number, because 108963617573 - 2⁴ = 108963617557 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (108963617173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54481808786 + 54481808787.

It is an arithmetic number, because the mean of its divisors is an integer number (54481808787).

Almost surely, 2^108963617573 is an apocalyptic number.

It is an amenable number.

108963617573 is a deficient number, since it is larger than the sum of its proper divisors (1).

108963617573 is an equidigital number, since it uses as much as digits as its factorization.

108963617573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5715360, while the sum is 56.

The spelling of 108963617573 in words is "one hundred eight billion, nine hundred sixty-three million, six hundred seventeen thousand, five hundred seventy-three".