96947540509 has 2 divisors, whose sum is σ = 96947540510. Its totient is φ = 96947540508.

The previous prime is 96947540479. The next prime is 96947540513. The reversal of 96947540509 is 90504574969.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 88448544409 + 8498996100 = 297403^2 + 92190^2 .

It is a cyclic number.

It is not a de Polignac number, because 96947540509 - 2⁵ = 96947540477 is a prime.

It is a super-2 number, since 2×96947540509² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (96947540549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48473770254 + 48473770255.

It is an arithmetic number, because the mean of its divisors is an integer number (48473770255).

Almost surely, 2^96947540509 is an apocalyptic number.

It is an amenable number.

96947540509 is a deficient number, since it is larger than the sum of its proper divisors (1).

96947540509 is an equidigital number, since it uses as much as digits as its factorization.

96947540509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12247200, while the sum is 58.

The spelling of 96947540509 in words is "ninety-six billion, nine hundred forty-seven million, five hundred forty thousand, five hundred nine".