8729430001 has 2 divisors, whose sum is σ = 8729430002. Its totient is φ = 8729430000.

The previous prime is 8729429993. The next prime is 8729430023. The reversal of 8729430001 is 1000349278.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6982273600 + 1747156401 = 83560^2 + 41799^2 .

It is a cyclic number.

It is not a de Polignac number, because 8729430001 - 2³ = 8729429993 is a prime.

It is not a weakly prime, because it can be changed into another prime (8729433001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4364715000 + 4364715001.

It is an arithmetic number, because the mean of its divisors is an integer number (4364715001).

Almost surely, 2^8729430001 is an apocalyptic number.

It is an amenable number.

8729430001 is a deficient number, since it is larger than the sum of its proper divisors (1).

8729430001 is an equidigital number, since it uses as much as digits as its factorization.

8729430001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 8729430001 is about 93431.4187037744. The cubic root of 8729430001 is about 2059.0266241411.

Adding to 8729430001 its reverse (1000349278), we get a palindrome (9729779279).

The spelling of 8729430001 in words is "eight billion, seven hundred twenty-nine million, four hundred thirty thousand, one".