97009543 has 2 divisors, whose sum is σ = 97009544. Its totient is φ = 97009542.

The previous prime is 97009541. The next prime is 97009559. The reversal of 97009543 is 34590079.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 97009543 - 2¹ = 97009541 is a prime.

Together with 97009541, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97009541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48504771 + 48504772.

It is an arithmetic number, because the mean of its divisors is an integer number (48504772).

Almost surely, 2^97009543 is an apocalyptic number.

97009543 is a deficient number, since it is larger than the sum of its proper divisors (1).

97009543 is an equidigital number, since it uses as much as digits as its factorization.

97009543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34020, while the sum is 37.

The square root of 97009543 is about 9849.3422623036. The cubic root of 97009543 is about 459.4851565034.

The spelling of 97009543 in words is "ninety-seven million, nine thousand, five hundred forty-three".