230616629 has 2 divisors, whose sum is σ = 230616630. Its totient is φ = 230616628.

The previous prime is 230616593. The next prime is 230616703. The reversal of 230616629 is 926616032.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 222904900 + 7711729 = 14930^2 + 2777^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-230616629 is a prime.

It is a Sophie Germain prime.

It is a Chen 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 (230610629) 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, 115308314 + 115308315.

It is an arithmetic number, because the mean of its divisors is an integer number (115308315).

Almost surely, 2^230616629 is an apocalyptic number.

It is an amenable number.

230616629 is a deficient number, since it is larger than the sum of its proper divisors (1).

230616629 is an equidigital number, since it uses as much as digits as its factorization.

230616629 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 230616629 is about 15186.0669365047. The cubic root of 230616629 is about 613.2396209676.

The spelling of 230616629 in words is "two hundred thirty million, six hundred sixteen thousand, six hundred twenty-nine".