9665052739 has 2 divisors, whose sum is σ = 9665052740. Its totient is φ = 9665052738.

The previous prime is 9665052703. The next prime is 9665052751. The reversal of 9665052739 is 9372505669.

It is a strong prime.

It is an emirp because it is prime and its reverse (9372505669) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9665052739 - 2¹⁵ = 9665019971 is a prime.

It is not a weakly prime, because it can be changed into another prime (9665052239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4832526369 + 4832526370.

It is an arithmetic number, because the mean of its divisors is an integer number (4832526370).

Almost surely, 2^9665052739 is an apocalyptic number.

9665052739 is a deficient number, since it is larger than the sum of its proper divisors (1).

9665052739 is an equidigital number, since it uses as much as digits as its factorization.

9665052739 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3061800, while the sum is 52.

The square root of 9665052739 is about 98311.0000915462. Note that the first 4 decimals coincide. The cubic root of 9665052739 is about 2130.1069501134.

The spelling of 9665052739 in words is "nine billion, six hundred sixty-five million, fifty-two thousand, seven hundred thirty-nine".