30923329009 has 2 divisors, whose sum is σ = 30923329010. Its totient is φ = 30923329008.

The previous prime is 30923328983. The next prime is 30923329049. The reversal of 30923329009 is 90092332903.

It is an a-pointer prime, because the next prime (30923329049) can be obtained adding 30923329009 to its sum of digits (40).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29593632784 + 1329696225 = 172028^2 + 36465^2 .

It is a cyclic number.

It is not a de Polignac number, because 30923329009 - 2²⁹ = 30386458097 is a prime.

It is not a weakly prime, because it can be changed into another prime (30923329049) 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, 15461664504 + 15461664505.

It is an arithmetic number, because the mean of its divisors is an integer number (15461664505).

Almost surely, 2^30923329009 is an apocalyptic number.

It is an amenable number.

30923329009 is a deficient number, since it is larger than the sum of its proper divisors (1).

30923329009 is an equidigital number, since it uses as much as digits as its factorization.

30923329009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 78732, while the sum is 40.

The spelling of 30923329009 in words is "thirty billion, nine hundred twenty-three million, three hundred twenty-nine thousand, nine".