108587917601 has 2 divisors, whose sum is σ = 108587917602. Its totient is φ = 108587917600.

The previous prime is 108587917567. The next prime is 108587917681. The reversal of 108587917601 is 106719785801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 106025128225 + 2562789376 = 325615^2 + 50624^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-108587917601 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (108587917681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54293958800 + 54293958801.

It is an arithmetic number, because the mean of its divisors is an integer number (54293958801).

Almost surely, 2^108587917601 is an apocalyptic number.

It is an amenable number.

108587917601 is a deficient number, since it is larger than the sum of its proper divisors (1).

108587917601 is an equidigital number, since it uses as much as digits as its factorization.

108587917601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 846720, while the sum is 53.

The spelling of 108587917601 in words is "one hundred eight billion, five hundred eighty-seven million, nine hundred seventeen thousand, six hundred one".