530121203 has 2 divisors, whose sum is σ = 530121204. Its totient is φ = 530121202.

The previous prime is 530121197. The next prime is 530121281. The reversal of 530121203 is 302121035.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 530121203 - 2⁶ = 530121139 is a prime.

It is not a weakly prime, because it can be changed into another prime (530121283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265060601 + 265060602.

It is an arithmetic number, because the mean of its divisors is an integer number (265060602).

Almost surely, 2^530121203 is an apocalyptic number.

530121203 is a deficient number, since it is larger than the sum of its proper divisors (1).

530121203 is an equidigital number, since it uses as much as digits as its factorization.

530121203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 530121203 is about 23024.3610769116. The cubic root of 530121203 is about 809.3289178218.

Adding to 530121203 its reverse (302121035), we get a palindrome (832242238).

The spelling of 530121203 in words is "five hundred thirty million, one hundred twenty-one thousand, two hundred three".