130294009 has 2 divisors, whose sum is σ = 130294010. Its totient is φ = 130294008.

The previous prime is 130293991. The next prime is 130294019. The reversal of 130294009 is 900492031.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 88303609 + 41990400 = 9397^2 + 6480^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-130294009 is a prime.

It is not a weakly prime, because it can be changed into another prime (130294019) 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, 65147004 + 65147005.

It is an arithmetic number, because the mean of its divisors is an integer number (65147005).

Almost surely, 2^130294009 is an apocalyptic number.

It is an amenable number.

130294009 is a deficient number, since it is larger than the sum of its proper divisors (1).

130294009 is an equidigital number, since it uses as much as digits as its factorization.

130294009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 130294009 is about 11414.6401169726. The cubic root of 130294009 is about 506.9613092227.

The spelling of 130294009 in words is "one hundred thirty million, two hundred ninety-four thousand, nine".