538814117 has 2 divisors, whose sum is σ = 538814118. Its totient is φ = 538814116.

The previous prime is 538814053. The next prime is 538814147. The reversal of 538814117 is 711418835.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 429276961 + 109537156 = 20719^2 + 10466^2 .

It is a cyclic number.

It is not a de Polignac number, because 538814117 - 2⁶ = 538814053 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (538814147) 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, 269407058 + 269407059.

It is an arithmetic number, because the mean of its divisors is an integer number (269407059).

Almost surely, 2^538814117 is an apocalyptic number.

It is an amenable number.

538814117 is a deficient number, since it is larger than the sum of its proper divisors (1).

538814117 is an equidigital number, since it uses as much as digits as its factorization.

538814117 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26880, while the sum is 38.

The square root of 538814117 is about 23212.3699134750. The cubic root of 538814117 is about 813.7287403552.

The spelling of 538814117 in words is "five hundred thirty-eight million, eight hundred fourteen thousand, one hundred seventeen".