538626713 has 2 divisors, whose sum is σ = 538626714. Its totient is φ = 538626712.

The previous prime is 538626703. The next prime is 538626731. The reversal of 538626713 is 317626835.

Together with next prime (538626731) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 401080729 + 137545984 = 20027^2 + 11728^2 .

It is a cyclic number.

It is not a de Polignac number, because 538626713 - 2¹⁴ = 538610329 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 (538626703) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 269313356 + 269313357.

It is an arithmetic number, because the mean of its divisors is an integer number (269313357).

Almost surely, 2^538626713 is an apocalyptic number.

It is an amenable number.

538626713 is a deficient number, since it is larger than the sum of its proper divisors (1).

538626713 is an equidigital number, since it uses as much as digits as its factorization.

538626713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 41.

The square root of 538626713 is about 23208.3328354279. The cubic root of 538626713 is about 813.6343888901.

The spelling of 538626713 in words is "five hundred thirty-eight million, six hundred twenty-six thousand, seven hundred thirteen".