986088977 has 2 divisors, whose sum is σ = 986088978. Its totient is φ = 986088976.

The previous prime is 986088953. The next prime is 986089043. The reversal of 986088977 is 779880689.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 639533521 + 346555456 = 25289^2 + 18616^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-986088977 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (986088907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 493044488 + 493044489.

It is an arithmetic number, because the mean of its divisors is an integer number (493044489).

Almost surely, 2^986088977 is an apocalyptic number.

It is an amenable number.

986088977 is a deficient number, since it is larger than the sum of its proper divisors (1).

986088977 is an equidigital number, since it uses as much as digits as its factorization.

986088977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12192768, while the sum is 62.

The square root of 986088977 is about 31402.0537067243. The cubic root of 986088977 is about 995.3413227626.

The spelling of 986088977 in words is "nine hundred eighty-six million, eighty-eight thousand, nine hundred seventy-seven".