97371797 has 2 divisors, whose sum is σ = 97371798. Its totient is φ = 97371796.

The previous prime is 97371779. The next prime is 97371809. The reversal of 97371797 is 79717379.

It is a happy number.

Together with previous prime (97371779) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 80389156 + 16982641 = 8966^2 + 4121^2 .

It is a cyclic number.

It is not a de Polignac number, because 97371797 - 2¹⁸ = 97109653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97371727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48685898 + 48685899.

It is an arithmetic number, because the mean of its divisors is an integer number (48685899).

Almost surely, 2^97371797 is an apocalyptic number.

It is an amenable number.

97371797 is a deficient number, since it is larger than the sum of its proper divisors (1).

97371797 is an equidigital number, since it uses as much as digits as its factorization.

97371797 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 583443, while the sum is 50.

The square root of 97371797 is about 9867.7148823829. The cubic root of 97371797 is about 460.0563840778.

The spelling of 97371797 in words is "ninety-seven million, three hundred seventy-one thousand, seven hundred ninety-seven".