983159647 has 2 divisors, whose sum is σ = 983159648. Its totient is φ = 983159646.

The previous prime is 983159627. The next prime is 983159659. The reversal of 983159647 is 746951389.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-983159647 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 983159594 and 983159603.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (983159627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 491579823 + 491579824.

It is an arithmetic number, because the mean of its divisors is an integer number (491579824).

Almost surely, 2^983159647 is an apocalyptic number.

983159647 is a deficient number, since it is larger than the sum of its proper divisors (1).

983159647 is an equidigital number, since it uses as much as digits as its factorization.

983159647 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1632960, while the sum is 52.

The square root of 983159647 is about 31355.3766840713. The cubic root of 983159647 is about 994.3547400092.

The spelling of 983159647 in words is "nine hundred eighty-three million, one hundred fifty-nine thousand, six hundred forty-seven".