987095617 has 2 divisors, whose sum is σ = 987095618. Its totient is φ = 987095616.

The previous prime is 987095513. The next prime is 987095693. The reversal of 987095617 is 716590789.

It is a happy number.

987095617 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 825068176 + 162027441 = 28724^2 + 12729^2 .

It is an emirp because it is prime and its reverse (716590789) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-987095617 is a prime.

It is a super-2 number, since 2×987095617² = 1948715514201221378, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (981095617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 493547808 + 493547809.

It is an arithmetic number, because the mean of its divisors is an integer number (493547809).

Almost surely, 2^987095617 is an apocalyptic number.

It is an amenable number.

987095617 is a deficient number, since it is larger than the sum of its proper divisors (1).

987095617 is an equidigital number, since it uses as much as digits as its factorization.

987095617 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 952560, while the sum is 52.

The square root of 987095617 is about 31418.0778692777. The cubic root of 987095617 is about 995.6799026344.

The spelling of 987095617 in words is "nine hundred eighty-seven million, ninety-five thousand, six hundred seventeen".