986618363 has 2 divisors, whose sum is σ = 986618364. Its totient is φ = 986618362.

The previous prime is 986618351. The next prime is 986618389. The reversal of 986618363 is 363816689.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-986618363 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (986618393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 493309181 + 493309182.

It is an arithmetic number, because the mean of its divisors is an integer number (493309182).

Almost surely, 2^986618363 is an apocalyptic number.

986618363 is a deficient number, since it is larger than the sum of its proper divisors (1).

986618363 is an equidigital number, since it uses as much as digits as its factorization.

986618363 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1119744, while the sum is 50.

The square root of 986618363 is about 31410.4817377894. The cubic root of 986618363 is about 995.5194086179.

The spelling of 986618363 in words is "nine hundred eighty-six million, six hundred eighteen thousand, three hundred sixty-three".