52871317 has 2 divisors, whose sum is σ = 52871318. Its totient is φ = 52871316.

The previous prime is 52871311. The next prime is 52871327. The reversal of 52871317 is 71317825.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39614436 + 13256881 = 6294^2 + 3641^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52871317 is a prime.

It is a super-2 number, since 2×52871317² = 5590752322628978, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52871311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26435658 + 26435659.

It is an arithmetic number, because the mean of its divisors is an integer number (26435659).

Almost surely, 2^52871317 is an apocalyptic number.

It is an amenable number.

52871317 is a deficient number, since it is larger than the sum of its proper divisors (1).

52871317 is an equidigital number, since it uses as much as digits as its factorization.

52871317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11760, while the sum is 34.

The square root of 52871317 is about 7271.2665334177. The cubic root of 52871317 is about 375.3243226845.

The spelling of 52871317 in words is "fifty-two million, eight hundred seventy-one thousand, three hundred seventeen".