97290289093 has 2 divisors, whose sum is σ = 97290289094. Its totient is φ = 97290289092.

The previous prime is 97290289091. The next prime is 97290289099. The reversal of 97290289093 is 39098209279.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 59205595684 + 38084693409 = 243322^2 + 195153^2 .

It is an emirp because it is prime and its reverse (39098209279) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 97290289093 - 2¹ = 97290289091 is a prime.

Together with 97290289091, 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 (97290289091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48645144546 + 48645144547.

It is an arithmetic number, because the mean of its divisors is an integer number (48645144547).

Almost surely, 2^97290289093 is an apocalyptic number.

It is an amenable number.

97290289093 is a deficient number, since it is larger than the sum of its proper divisors (1).

97290289093 is an equidigital number, since it uses as much as digits as its factorization.

97290289093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4408992, while the sum is 58.

The spelling of 97290289093 in words is "ninety-seven billion, two hundred ninety million, two hundred eighty-nine thousand, ninety-three".