27530030009 has 2 divisors, whose sum is σ = 27530030010. Its totient is φ = 27530030008.

The previous prime is 27530029979. The next prime is 27530030039. The reversal of 27530030009 is 90003003572.

It is a balanced prime because it is at equal distance from previous prime (27530029979) and next prime (27530030039).

It can be written as a sum of positive squares in only one way, i.e., 27440916409 + 89113600 = 165653^2 + 9440^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27530030009 is a prime.

It is not a weakly prime, because it can be changed into another prime (27530030039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13765015004 + 13765015005.

It is an arithmetic number, because the mean of its divisors is an integer number (13765015005).

Almost surely, 2^27530030009 is an apocalyptic number.

It is an amenable number.

27530030009 is a deficient number, since it is larger than the sum of its proper divisors (1).

27530030009 is an equidigital number, since it uses as much as digits as its factorization.

27530030009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5670, while the sum is 29.

The spelling of 27530030009 in words is "twenty-seven billion, five hundred thirty million, thirty thousand, nine".