97323439 has 2 divisors, whose sum is σ = 97323440. Its totient is φ = 97323438.

The previous prime is 97323403. The next prime is 97323461. The reversal of 97323439 is 93432379.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 97323439 - 2¹³ = 97315247 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97323469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48661719 + 48661720.

It is an arithmetic number, because the mean of its divisors is an integer number (48661720).

Almost surely, 2^97323439 is an apocalyptic number.

97323439 is a deficient number, since it is larger than the sum of its proper divisors (1).

97323439 is an equidigital number, since it uses as much as digits as its factorization.

97323439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 122472, while the sum is 40.

The square root of 97323439 is about 9865.2642640732. The cubic root of 97323439 is about 459.9802118142.

The spelling of 97323439 in words is "ninety-seven million, three hundred twenty-three thousand, four hundred thirty-nine".