538442959 has 2 divisors, whose sum is σ = 538442960. Its totient is φ = 538442958.

The previous prime is 538442917. The next prime is 538442977. The reversal of 538442959 is 959244835.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 538442959 - 2²⁹ = 1572047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (538442659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269221479 + 269221480.

It is an arithmetic number, because the mean of its divisors is an integer number (269221480).

Almost surely, 2^538442959 is an apocalyptic number.

538442959 is a deficient number, since it is larger than the sum of its proper divisors (1).

538442959 is an equidigital number, since it uses as much as digits as its factorization.

538442959 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1555200, while the sum is 49.

The square root of 538442959 is about 23204.3737041102. The cubic root of 538442959 is about 813.5418538222.

The spelling of 538442959 in words is "five hundred thirty-eight million, four hundred forty-two thousand, nine hundred fifty-nine".