538753889 has 2 divisors, whose sum is σ = 538753890. Its totient is φ = 538753888.

The previous prime is 538753877. The next prime is 538753933. The reversal of 538753889 is 988357835.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 533979664 + 4774225 = 23108^2 + 2185^2 .

It is a cyclic number.

It is not a de Polignac number, because 538753889 - 2²⁰ = 537705313 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (538753819) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269376944 + 269376945.

It is an arithmetic number, because the mean of its divisors is an integer number (269376945).

Almost surely, 2^538753889 is an apocalyptic number.

It is an amenable number.

538753889 is a deficient number, since it is larger than the sum of its proper divisors (1).

538753889 is an equidigital number, since it uses as much as digits as its factorization.

538753889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7257600, while the sum is 56.

The square root of 538753889 is about 23211.0725516939. The cubic root of 538753889 is about 813.6984200158.

The spelling of 538753889 in words is "five hundred thirty-eight million, seven hundred fifty-three thousand, eight hundred eighty-nine".