97143671 has 2 divisors, whose sum is σ = 97143672. Its totient is φ = 97143670.

The previous prime is 97143653. The next prime is 97143721. The reversal of 97143671 is 17634179.

It is a weak prime.

It is an emirp because it is prime and its reverse (17634179) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 97143671 - 2¹⁸ = 96881527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97140671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48571835 + 48571836.

It is an arithmetic number, because the mean of its divisors is an integer number (48571836).

Almost surely, 2^97143671 is an apocalyptic number.

97143671 is a deficient number, since it is larger than the sum of its proper divisors (1).

97143671 is an equidigital number, since it uses as much as digits as its factorization.

97143671 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31752, while the sum is 38.

The square root of 97143671 is about 9856.1488929500. The cubic root of 97143671 is about 459.6968244874.

The spelling of 97143671 in words is "ninety-seven million, one hundred forty-three thousand, six hundred seventy-one".