530403439 has 2 divisors, whose sum is σ = 530403440. Its totient is φ = 530403438.

The previous prime is 530403431. The next prime is 530403491. The reversal of 530403439 is 934304035.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 530403439 - 2³ = 530403431 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 530403439.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (530403431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265201719 + 265201720.

It is an arithmetic number, because the mean of its divisors is an integer number (265201720).

Almost surely, 2^530403439 is an apocalyptic number.

530403439 is a deficient number, since it is larger than the sum of its proper divisors (1).

530403439 is an equidigital number, since it uses as much as digits as its factorization.

530403439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 31.

The square root of 530403439 is about 23030.4893347927. The cubic root of 530403439 is about 809.4725209764.

The spelling of 530403439 in words is "five hundred thirty million, four hundred three thousand, four hundred thirty-nine".