523428863 has 2 divisors, whose sum is σ = 523428864. Its totient is φ = 523428862.

The previous prime is 523428839. The next prime is 523428877. The reversal of 523428863 is 368824325.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 523428863 - 2¹⁴ = 523412479 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 523428863.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (523428833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261714431 + 261714432.

It is an arithmetic number, because the mean of its divisors is an integer number (261714432).

Almost surely, 2^523428863 is an apocalyptic number.

523428863 is a deficient number, since it is larger than the sum of its proper divisors (1).

523428863 is an equidigital number, since it uses as much as digits as its factorization.

523428863 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 276480, while the sum is 41.

The square root of 523428863 is about 22878.5677654874. The cubic root of 523428863 is about 805.9087832170.

The spelling of 523428863 in words is "five hundred twenty-three million, four hundred twenty-eight thousand, eight hundred sixty-three".