530890403 has 2 divisors, whose sum is σ = 530890404. Its totient is φ = 530890402.

The previous prime is 530890397. The next prime is 530890483. The reversal of 530890403 is 304098035.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 530890403 - 2⁴ = 530890387 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 530890403.

It is not a weakly prime, because it can be changed into another prime (530890483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265445201 + 265445202.

It is an arithmetic number, because the mean of its divisors is an integer number (265445202).

Almost surely, 2^530890403 is an apocalyptic number.

530890403 is a deficient number, since it is larger than the sum of its proper divisors (1).

530890403 is an equidigital number, since it uses as much as digits as its factorization.

530890403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 530890403 is about 23041.0590685411. The cubic root of 530890403 is about 809.7201710830.

The spelling of 530890403 in words is "five hundred thirty million, eight hundred ninety thousand, four hundred three".