983678118641 has 2 divisors, whose sum is σ = 983678118642. Its totient is φ = 983678118640.

The previous prime is 983678118629. The next prime is 983678118649. The reversal of 983678118641 is 146811876389.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 983064318016 + 613800625 = 991496^2 + 24775^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-983678118641 is a prime.

It is not a weakly prime, because it can be changed into another prime (983678118649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 491839059320 + 491839059321.

It is an arithmetic number, because the mean of its divisors is an integer number (491839059321).

Almost surely, 2^983678118641 is an apocalyptic number.

It is an amenable number.

983678118641 is a deficient number, since it is larger than the sum of its proper divisors (1).

983678118641 is an equidigital number, since it uses as much as digits as its factorization.

983678118641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13934592, while the sum is 62.

The spelling of 983678118641 in words is "nine hundred eighty-three billion, six hundred seventy-eight million, one hundred eighteen thousand, six hundred forty-one".