987898763 has 2 divisors, whose sum is σ = 987898764. Its totient is φ = 987898762.

The previous prime is 987898753. The next prime is 987898789. The reversal of 987898763 is 367898789.

987898763 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 987898763 - 2¹⁸ = 987636619 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 987898763.

It is not a weakly prime, because it can be changed into another prime (987898733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 493949381 + 493949382.

It is an arithmetic number, because the mean of its divisors is an integer number (493949382).

Almost surely, 2^987898763 is an apocalyptic number.

987898763 is a deficient number, since it is larger than the sum of its proper divisors (1).

987898763 is an equidigital number, since it uses as much as digits as its factorization.

987898763 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 36578304, while the sum is 65.

The square root of 987898763 is about 31430.8568607348. The cubic root of 987898763 is about 995.9498729497.

The spelling of 987898763 in words is "nine hundred eighty-seven million, eight hundred ninety-eight thousand, seven hundred sixty-three".