530243521141 has 4 divisors (see below), whose sum is σ = 535709949292. Its totient is φ = 524777092992.

The previous prime is 530243521139. The next prime is 530243521147. The reversal of 530243521141 is 141125342035.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 141125342035 = 5 ⋅28225068407.

It can be written as a sum of positive squares in 2 ways, for example, as 91839302500 + 438404218641 = 303050^2 + 662121^2 .

It is a cyclic number.

It is not a de Polignac number, because 530243521141 - 2¹ = 530243521139 is a prime.

It is a super-2 number, since 2×530243521141² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530243521147) 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 3 ways as a sum of consecutive naturals, for example, 2733213930 + ... + 2733214123.

It is an arithmetic number, because the mean of its divisors is an integer number (133927487323).

Almost surely, 2^530243521141 is an apocalyptic number.

It is an amenable number.

530243521141 is a deficient number, since it is larger than the sum of its proper divisors (5466428151).

530243521141 is an equidigital number, since it uses as much as digits as its factorization.

530243521141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5466428150.

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 530243521141 its reverse (141125342035), we get a palindrome (671368863176).

The spelling of 530243521141 in words is "five hundred thirty billion, two hundred forty-three million, five hundred twenty-one thousand, one hundred forty-one".