229530665453 has 2 divisors, whose sum is σ = 229530665454. Its totient is φ = 229530665452.

The previous prime is 229530665437. The next prime is 229530665513. The reversal of 229530665453 is 354566035922.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 187161794884 + 42368870569 = 432622^2 + 205837^2 .

It is a cyclic number.

It is not a de Polignac number, because 229530665453 - 2⁴ = 229530665437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (229530665153) 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, 114765332726 + 114765332727.

It is an arithmetic number, because the mean of its divisors is an integer number (114765332727).

Almost surely, 2^229530665453 is an apocalyptic number.

It is an amenable number.

229530665453 is a deficient number, since it is larger than the sum of its proper divisors (1).

229530665453 is an equidigital number, since it uses as much as digits as its factorization.

229530665453 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832000, while the sum is 50.

The spelling of 229530665453 in words is "two hundred twenty-nine billion, five hundred thirty million, six hundred sixty-five thousand, four hundred fifty-three".