602630009 has 2 divisors, whose sum is σ = 602630010. Its totient is φ = 602630008.

The previous prime is 602630003. The next prime is 602630023. The reversal of 602630009 is 900036206.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 485232784 + 117397225 = 22028^2 + 10835^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-602630009 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 602630009.

It is not a weakly prime, because it can be changed into another prime (602630003) 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, 301315004 + 301315005.

It is an arithmetic number, because the mean of its divisors is an integer number (301315005).

Almost surely, 2^602630009 is an apocalyptic number.

It is an amenable number.

602630009 is a deficient number, since it is larger than the sum of its proper divisors (1).

602630009 is an equidigital number, since it uses as much as digits as its factorization.

602630009 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 602630009 is about 24548.5235604914. The cubic root of 602630009 is about 844.6632221188.

The spelling of 602630009 in words is "six hundred two million, six hundred thirty thousand, nine".