97486512757 has 2 divisors, whose sum is σ = 97486512758. Its totient is φ = 97486512756.

The previous prime is 97486512703. The next prime is 97486512763. The reversal of 97486512757 is 75721568479.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 86882868081 + 10603644676 = 294759^2 + 102974^2 .

It is an emirp because it is prime and its reverse (75721568479) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 97486512757 - 2³¹ = 95339029109 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 97486512695 and 97486512704.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97486512787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48743256378 + 48743256379.

It is an arithmetic number, because the mean of its divisors is an integer number (48743256379).

Almost surely, 2^97486512757 is an apocalyptic number.

It is an amenable number.

97486512757 is a deficient number, since it is larger than the sum of its proper divisors (1).

97486512757 is an equidigital number, since it uses as much as digits as its factorization.

97486512757 is an evil number, because the sum of its binary digits is even.

The product of its digits is 29635200, while the sum is 61.

The spelling of 97486512757 in words is "ninety-seven billion, four hundred eighty-six million, five hundred twelve thousand, seven hundred fifty-seven".