530625643 has 2 divisors, whose sum is σ = 530625644. Its totient is φ = 530625642.

The previous prime is 530625593. The next prime is 530625647. The reversal of 530625643 is 346526035.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-530625643 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 530625599 and 530625608.

It is not a weakly prime, because it can be changed into another prime (530625647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265312821 + 265312822.

It is an arithmetic number, because the mean of its divisors is an integer number (265312822).

Almost surely, 2^530625643 is an apocalyptic number.

530625643 is a deficient number, since it is larger than the sum of its proper divisors (1).

530625643 is an equidigital number, since it uses as much as digits as its factorization.

530625643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64800, while the sum is 34.

The square root of 530625643 is about 23035.3129564154. The cubic root of 530625643 is about 809.5855436978.

The spelling of 530625643 in words is "five hundred thirty million, six hundred twenty-five thousand, six hundred forty-three".