986078953 has 2 divisors, whose sum is σ = 986078954. Its totient is φ = 986078952.

The previous prime is 986078893. The next prime is 986078957. The reversal of 986078953 is 359870689.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 564680169 + 421398784 = 23763^2 + 20528^2 .

It is a cyclic number.

It is not a de Polignac number, because 986078953 - 2¹⁷ = 985947881 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 986078894 and 986078903.

It is not a weakly prime, because it can be changed into another prime (986078957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 493039476 + 493039477.

It is an arithmetic number, because the mean of its divisors is an integer number (493039477).

Almost surely, 2^986078953 is an apocalyptic number.

It is an amenable number.

986078953 is a deficient number, since it is larger than the sum of its proper divisors (1).

986078953 is an equidigital number, since it uses as much as digits as its factorization.

986078953 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3265920, while the sum is 55.

The square root of 986078953 is about 31401.8940989234. The cubic root of 986078953 is about 995.3379500665.

The spelling of 986078953 in words is "nine hundred eighty-six million, seventy-eight thousand, nine hundred fifty-three".