97384843 has 2 divisors, whose sum is σ = 97384844. Its totient is φ = 97384842.

The previous prime is 97384841. The next prime is 97384879. The reversal of 97384843 is 34848379.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 97384843 - 2¹ = 97384841 is a prime.

It is a super-2 number, since 2×97384843² = 18967615292269298, which contains 22 as substring.

Together with 97384841, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 97384793 and 97384802.

It is not a weakly prime, because it can be changed into another prime (97384841) 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, 48692421 + 48692422.

It is an arithmetic number, because the mean of its divisors is an integer number (48692422).

Almost surely, 2^97384843 is an apocalyptic number.

97384843 is a deficient number, since it is larger than the sum of its proper divisors (1).

97384843 is an equidigital number, since it uses as much as digits as its factorization.

97384843 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 580608, while the sum is 46.

The square root of 97384843 is about 9868.3759048792. The cubic root of 97384843 is about 460.0769294778.

Subtracting from 97384843 its reverse (34848379), we obtain a square (62536464 = 7908²).

The spelling of 97384843 in words is "ninety-seven million, three hundred eighty-four thousand, eight hundred forty-three".