430603109 has 2 divisors, whose sum is σ = 430603110. Its totient is φ = 430603108.

The previous prime is 430603073. The next prime is 430603141. The reversal of 430603109 is 901306034.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 357021025 + 73582084 = 18895^2 + 8578^2 .

It is a cyclic number.

It is not a de Polignac number, because 430603109 - 2²⁸ = 162167653 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (430603409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215301554 + 215301555.

It is an arithmetic number, because the mean of its divisors is an integer number (215301555).

Almost surely, 2^430603109 is an apocalyptic number.

It is an amenable number.

430603109 is a deficient number, since it is larger than the sum of its proper divisors (1).

430603109 is an equidigital number, since it uses as much as digits as its factorization.

430603109 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 26.

The square root of 430603109 is about 20750.9785070488. The cubic root of 430603109 is about 755.1369480975.

The spelling of 430603109 in words is "four hundred thirty million, six hundred three thousand, one hundred nine".