239393616097 has 2 divisors, whose sum is σ = 239393616098. Its totient is φ = 239393616096.

The previous prime is 239393616061. The next prime is 239393616101. The reversal of 239393616097 is 790616393932.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 238027870161 + 1365745936 = 487881^2 + 36956^2 .

It is a cyclic number.

It is not a de Polignac number, because 239393616097 - 2²³ = 239385227489 is a prime.

It is not a weakly prime, because it can be changed into another prime (239393616797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119696808048 + 119696808049.

It is an arithmetic number, because the mean of its divisors is an integer number (119696808049).

Almost surely, 2^239393616097 is an apocalyptic number.

It is an amenable number.

239393616097 is a deficient number, since it is larger than the sum of its proper divisors (1).

239393616097 is an equidigital number, since it uses as much as digits as its factorization.

239393616097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9920232, while the sum is 58.

The spelling of 239393616097 in words is "two hundred thirty-nine billion, three hundred ninety-three million, six hundred sixteen thousand, ninety-seven".