538019 has 2 divisors, whose sum is σ = 538020. Its totient is φ = 538018.

The previous prime is 538001. The next prime is 538049. The reversal of 538019 is 910835.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-538019 is a prime.

It is a super-2 number, since 2×538019² = 578928888722, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (538049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269009 + 269010.

It is an arithmetic number, because the mean of its divisors is an integer number (269010).

2⁵³⁸⁰¹⁹ is an apocalyptic number.

538019 is a deficient number, since it is larger than the sum of its proper divisors (1).

538019 is an equidigital number, since it uses as much as digits as its factorization.

538019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 538019 is about 733.4977845911. The cubic root of 538019 is about 81.3328275671.

Subtracting 538019 from its reverse (910835), we obtain a triangular number (372816 = T₈₆₃).

The spelling of 538019 in words is "five hundred thirty-eight thousand, nineteen".