10099729 has 2 divisors, whose sum is σ = 10099730. Its totient is φ = 10099728.

The previous prime is 10099703. The next prime is 10099741. The reversal of 10099729 is 92799001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10093329 + 6400 = 3177^2 + 80^2 .

It is an emirp because it is prime and its reverse (92799001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10099729 - 2⁹ = 10099217 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (10099759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5049864 + 5049865.

It is an arithmetic number, because the mean of its divisors is an integer number (5049865).

Almost surely, 2^10099729 is an apocalyptic number.

It is an amenable number.

10099729 is a deficient number, since it is larger than the sum of its proper divisors (1).

10099729 is an equidigital number, since it uses as much as digits as its factorization.

10099729 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10206, while the sum is 37.

The square root of 10099729 is about 3178.0070799166. The cubic root of 10099729 is about 216.1572999719.

The spelling of 10099729 in words is "ten million, ninety-nine thousand, seven hundred twenty-nine".