97101973 has 2 divisors, whose sum is σ = 97101974. Its totient is φ = 97101972.

The previous prime is 97101931. The next prime is 97101997. The reversal of 97101973 is 37910179.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 82410084 + 14691889 = 9078^2 + 3833^2 .

It is a cyclic number.

It is not a de Polignac number, because 97101973 - 2¹⁷ = 96970901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97101373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48550986 + 48550987.

It is an arithmetic number, because the mean of its divisors is an integer number (48550987).

Almost surely, 2^97101973 is an apocalyptic number.

It is an amenable number.

97101973 is a deficient number, since it is larger than the sum of its proper divisors (1).

97101973 is an equidigital number, since it uses as much as digits as its factorization.

97101973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11907, while the sum is 37.

The square root of 97101973 is about 9854.0333366597. The cubic root of 97101973 is about 459.6310415728.

The spelling of 97101973 in words is "ninety-seven million, one hundred one thousand, nine hundred seventy-three".