97170937 has 2 divisors, whose sum is σ = 97170938. Its totient is φ = 97170936.

The previous prime is 97170923. The next prime is 97170973. The reversal of 97170937 is 73907179.

It is a happy number.

Together with next prime (97170973) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 59274601 + 37896336 = 7699^2 + 6156^2 .

It is an emirp because it is prime and its reverse (73907179) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 97170937 - 2⁷ = 97170809 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 97170893 and 97170902.

It is not a weakly prime, because it can be changed into another prime (97170977) 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, 48585468 + 48585469.

It is an arithmetic number, because the mean of its divisors is an integer number (48585469).

Almost surely, 2^97170937 is an apocalyptic number.

It is an amenable number.

97170937 is a deficient number, since it is larger than the sum of its proper divisors (1).

97170937 is an equidigital number, since it uses as much as digits as its factorization.

97170937 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 83349, while the sum is 43.

The square root of 97170937 is about 9857.5319933541. The cubic root of 97170937 is about 459.7398292486.

The spelling of 97170937 in words is "ninety-seven million, one hundred seventy thousand, nine hundred thirty-seven".