97707028319 has 2 divisors, whose sum is σ = 97707028320. Its totient is φ = 97707028318.

The previous prime is 97707028297. The next prime is 97707028337. The reversal of 97707028319 is 91382070779.

It is a strong prime.

It is an emirp because it is prime and its reverse (91382070779) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 97707028319 - 2²⁸ = 97438592863 is a prime.

It is a super-2 number, since 2×97707028319² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97707028519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48853514159 + 48853514160.

It is an arithmetic number, because the mean of its divisors is an integer number (48853514160).

Almost surely, 2^97707028319 is an apocalyptic number.

97707028319 is a deficient number, since it is larger than the sum of its proper divisors (1).

97707028319 is an equidigital number, since it uses as much as digits as its factorization.

97707028319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1333584, while the sum is 53.

The spelling of 97707028319 in words is "ninety-seven billion, seven hundred seven million, twenty-eight thousand, three hundred nineteen".