530243011421 has 8 divisors (see below), whose sum is σ = 534583346400. Its totient is φ = 525913098832.

The previous prime is 530243011391. The next prime is 530243011427. The reversal of 530243011421 is 124110342035.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-530243011421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530243011427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2503415 + ... + 2706948.

It is an arithmetic number, because the mean of its divisors is an integer number (66822918300).

Almost surely, 2^530243011421 is an apocalyptic number.

It is an amenable number.

530243011421 is a deficient number, since it is larger than the sum of its proper divisors (4340334979).

530243011421 is a wasteful number, since it uses less digits than its factorization.

530243011421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5211195.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 530243011421 its reverse (124110342035), we get a palindrome (654353353456).

The spelling of 530243011421 in words is "five hundred thirty billion, two hundred forty-three million, eleven thousand, four hundred twenty-one".