52135717 has 2 divisors, whose sum is σ = 52135718. Its totient is φ = 52135716.

The previous prime is 52135693. The next prime is 52135739. The reversal of 52135717 is 71753125.

52135717 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48874081 + 3261636 = 6991^2 + 1806^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52135717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52135747) 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, 26067858 + 26067859.

It is an arithmetic number, because the mean of its divisors is an integer number (26067859).

Almost surely, 2^52135717 is an apocalyptic number.

It is an amenable number.

52135717 is a deficient number, since it is larger than the sum of its proper divisors (1).

52135717 is an equidigital number, since it uses as much as digits as its factorization.

52135717 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7350, while the sum is 31.

The square root of 52135717 is about 7220.5066996714. The cubic root of 52135717 is about 373.5755548821.

The spelling of 52135717 in words is "fifty-two million, one hundred thirty-five thousand, seven hundred seventeen".