97807342837 has 2 divisors, whose sum is σ = 97807342838. Its totient is φ = 97807342836.

The previous prime is 97807342823. The next prime is 97807342847. The reversal of 97807342837 is 73824370879.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 89621798161 + 8185544676 = 299369^2 + 90474^2 .

It is a cyclic number.

It is not a de Polignac number, because 97807342837 - 2¹¹ = 97807340789 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97807342847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48903671418 + 48903671419.

It is an arithmetic number, because the mean of its divisors is an integer number (48903671419).

Almost surely, 2^97807342837 is an apocalyptic number.

It is an amenable number.

97807342837 is a deficient number, since it is larger than the sum of its proper divisors (1).

97807342837 is an equidigital number, since it uses as much as digits as its factorization.

97807342837 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14224896, while the sum is 58.

The spelling of 97807342837 in words is "ninety-seven billion, eight hundred seven million, three hundred forty-two thousand, eight hundred thirty-seven".