530251 has 2 divisors, whose sum is σ = 530252. Its totient is φ = 530250.

The previous prime is 530249. The next prime is 530261. The reversal of 530251 is 152035.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 530251 - 2¹ = 530249 is a prime.

It is a super-2 number, since 2×530251² = 562332246002, which contains 22 as substring.

Together with 530249, it forms a pair of twin primes.

530251 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (530261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265125 + 265126.

It is an arithmetic number, because the mean of its divisors is an integer number (265126).

2⁵³⁰²⁵¹ is an apocalyptic number.

530251 is a deficient number, since it is larger than the sum of its proper divisors (1).

530251 is an equidigital number, since it uses as much as digits as its factorization.

530251 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 150, while the sum is 16.

The square root of 530251 is about 728.1833560306. The cubic root of 530251 is about 80.9394965544.

Adding to 530251 its reverse (152035), we get a palindrome (682286).

The spelling of 530251 in words is "five hundred thirty thousand, two hundred fifty-one".