530331021403 has 2 divisors, whose sum is σ = 530331021404. Its totient is φ = 530331021402.

The previous prime is 530331021359. The next prime is 530331021503. The reversal of 530331021403 is 304120133035.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 530331021403 - 2²⁵ = 530297466971 is a prime.

It is not a weakly prime, because it can be changed into another prime (530331021503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265165510701 + 265165510702.

It is an arithmetic number, because the mean of its divisors is an integer number (265165510702).

Almost surely, 2^530331021403 is an apocalyptic number.

530331021403 is a deficient number, since it is larger than the sum of its proper divisors (1).

530331021403 is an equidigital number, since it uses as much as digits as its factorization.

530331021403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 25.

Adding to 530331021403 its reverse (304120133035), we get a palindrome (834451154438).

The spelling of 530331021403 in words is "five hundred thirty billion, three hundred thirty-one million, twenty-one thousand, four hundred three".