538831063 has 2 divisors, whose sum is σ = 538831064. Its totient is φ = 538831062.

The previous prime is 538831021. The next prime is 538831087. The reversal of 538831063 is 360138835.

538831063 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 538831063 - 2²⁵ = 505276631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (538831003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269415531 + 269415532.

It is an arithmetic number, because the mean of its divisors is an integer number (269415532).

Almost surely, 2^538831063 is an apocalyptic number.

538831063 is a deficient number, since it is larger than the sum of its proper divisors (1).

538831063 is an equidigital number, since it uses as much as digits as its factorization.

538831063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 538831063 is about 23212.7349314983. The cubic root of 538831063 is about 813.7372710044.

Adding to 538831063 its reverse (360138835), we get a palindrome (898969898).

It can be divided in two parts, 53883 and 1063, that added together give a triangular number (54946 = T₃₃₁).

The spelling of 538831063 in words is "five hundred thirty-eight million, eight hundred thirty-one thousand, sixty-three".