86963983 has 2 divisors, whose sum is σ = 86963984. Its totient is φ = 86963982.

The previous prime is 86963977. The next prime is 86964037. The reversal of 86963983 is 38936968.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-86963983 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 86963983.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (86963183) 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, 43481991 + 43481992.

It is an arithmetic number, because the mean of its divisors is an integer number (43481992).

Almost surely, 2^86963983 is an apocalyptic number.

86963983 is a deficient number, since it is larger than the sum of its proper divisors (1).

86963983 is an equidigital number, since it uses as much as digits as its factorization.

86963983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1679616, while the sum is 52.

The square root of 86963983 is about 9325.4481393657. The cubic root of 86963983 is about 443.0436069699.

The spelling of 86963983 in words is "eighty-six million, nine hundred sixty-three thousand, nine hundred eighty-three".