538367069 has 2 divisors, whose sum is σ = 538367070. Its totient is φ = 538367068.

The previous prime is 538367017. The next prime is 538367087. The reversal of 538367069 is 960763835.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 492262969 + 46104100 = 22187^2 + 6790^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-538367069 is a prime.

It is a super-2 number, since 2×538367069² = 579678201967301522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (538367569) 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, 269183534 + 269183535.

It is an arithmetic number, because the mean of its divisors is an integer number (269183535).

Almost surely, 2^538367069 is an apocalyptic number.

It is an amenable number.

538367069 is a deficient number, since it is larger than the sum of its proper divisors (1).

538367069 is an equidigital number, since it uses as much as digits as its factorization.

538367069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 816480, while the sum is 47.

The square root of 538367069 is about 23202.7383944223. The cubic root of 538367069 is about 813.5036308986.

The spelling of 538367069 in words is "five hundred thirty-eight million, three hundred sixty-seven thousand, sixty-nine".