9286120729 has 2 divisors, whose sum is σ = 9286120730. Its totient is φ = 9286120728.

The previous prime is 9286120721. The next prime is 9286120741. The reversal of 9286120729 is 9270216829.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6690422025 + 2595698704 = 81795^2 + 50948^2 .

It is a cyclic number.

It is not a de Polignac number, because 9286120729 - 2³ = 9286120721 is a prime.

It is not a weakly prime, because it can be changed into another prime (9286120721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4643060364 + 4643060365.

It is an arithmetic number, because the mean of its divisors is an integer number (4643060365).

Almost surely, 2^9286120729 is an apocalyptic number.

It is an amenable number.

9286120729 is a deficient number, since it is larger than the sum of its proper divisors (1).

9286120729 is an equidigital number, since it uses as much as digits as its factorization.

9286120729 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 46.

The square root of 9286120729 is about 96364.5200735208. The cubic root of 9286120729 is about 2101.8970559032.

The spelling of 9286120729 in words is "nine billion, two hundred eighty-six million, one hundred twenty thousand, seven hundred twenty-nine".