983854871 has 2 divisors, whose sum is σ = 983854872. Its totient is φ = 983854870.

The previous prime is 983854829. The next prime is 983854919. The reversal of 983854871 is 178458389.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-983854871 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (983854811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 491927435 + 491927436.

It is an arithmetic number, because the mean of its divisors is an integer number (491927436).

Almost surely, 2^983854871 is an apocalyptic number.

983854871 is a deficient number, since it is larger than the sum of its proper divisors (1).

983854871 is an equidigital number, since it uses as much as digits as its factorization.

983854871 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1935360, while the sum is 53.

The square root of 983854871 is about 31366.4609256448. The cubic root of 983854871 is about 994.5890649224.

The spelling of 983854871 in words is "nine hundred eighty-three million, eight hundred fifty-four thousand, eight hundred seventy-one".