97297399 has 2 divisors, whose sum is σ = 97297400. Its totient is φ = 97297398.

The previous prime is 97297397. The next prime is 97297411. The reversal of 97297399 is 99379279.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 97297399 - 2¹ = 97297397 is a prime.

Together with 97297397, 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 (97297391) 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, 48648699 + 48648700.

It is an arithmetic number, because the mean of its divisors is an integer number (48648700).

Almost surely, 2^97297399 is an apocalyptic number.

97297399 is a deficient number, since it is larger than the sum of its proper divisors (1).

97297399 is an equidigital number, since it uses as much as digits as its factorization.

97297399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1928934, while the sum is 55.

The square root of 97297399 is about 9863.9443935983. The cubic root of 97297399 is about 459.9391838314.

The spelling of 97297399 in words is "ninety-seven million, two hundred ninety-seven thousand, three hundred ninety-nine".