983419387843 has 2 divisors, whose sum is σ = 983419387844. Its totient is φ = 983419387842.

The previous prime is 983419387751. The next prime is 983419387883. The reversal of 983419387843 is 348783914389.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-983419387843 is a prime.

It is a super-2 number, since 2×983419387843² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (983419387883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 491709693921 + 491709693922.

It is an arithmetic number, because the mean of its divisors is an integer number (491709693922).

Almost surely, 2^983419387843 is an apocalyptic number.

983419387843 is a deficient number, since it is larger than the sum of its proper divisors (1).

983419387843 is an equidigital number, since it uses as much as digits as its factorization.

983419387843 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 125411328, while the sum is 67.

The spelling of 983419387843 in words is "nine hundred eighty-three billion, four hundred nineteen million, three hundred eighty-seven thousand, eight hundred forty-three".