1300130009 has 2 divisors, whose sum is σ = 1300130010. Its totient is φ = 1300130008.

The previous prime is 1300130003. The next prime is 1300130057. The reversal of 1300130009 is 9000310031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1236577225 + 63552784 = 35165^2 + 7972^2 .

It is a cyclic number.

It is not a de Polignac number, because 1300130009 - 2¹² = 1300125913 is a prime.

It is not a weakly prime, because it can be changed into another prime (1300130003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 650065004 + 650065005.

It is an arithmetic number, because the mean of its divisors is an integer number (650065005).

Almost surely, 2^1300130009 is an apocalyptic number.

It is an amenable number.

1300130009 is a deficient number, since it is larger than the sum of its proper divisors (1).

1300130009 is an equidigital number, since it uses as much as digits as its factorization.

1300130009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81, while the sum is 17.

The square root of 1300130009 is about 36057.3156100118. The cubic root of 1300130009 is about 1091.4292641297.

The spelling of 1300130009 in words is "one billion, three hundred million, one hundred thirty thousand, nine".