97042471 has 2 divisors, whose sum is σ = 97042472. Its totient is φ = 97042470.

The previous prime is 97042469. The next prime is 97042483. The reversal of 97042471 is 17424079.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 97042471 - 2¹ = 97042469 is a prime.

It is a super-3 number, since 3×97042471³ (a number of 25 digits) contains 333 as substring.

Together with 97042469, 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 (97042441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48521235 + 48521236.

It is an arithmetic number, because the mean of its divisors is an integer number (48521236).

Almost surely, 2^97042471 is an apocalyptic number.

97042471 is a deficient number, since it is larger than the sum of its proper divisors (1).

97042471 is an equidigital number, since it uses as much as digits as its factorization.

97042471 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14112, while the sum is 34.

The square root of 97042471 is about 9851.0137041829. The cubic root of 97042471 is about 459.5371383849.

The spelling of 97042471 in words is "ninety-seven million, forty-two thousand, four hundred seventy-one".