52617317 has 2 divisors, whose sum is σ = 52617318. Its totient is φ = 52617316.

The previous prime is 52617277. The next prime is 52617343. The reversal of 52617317 is 71371625.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 51179716 + 1437601 = 7154^2 + 1199^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52617317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52617347) 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, 26308658 + 26308659.

It is an arithmetic number, because the mean of its divisors is an integer number (26308659).

Almost surely, 2^52617317 is an apocalyptic number.

It is an amenable number.

52617317 is a deficient number, since it is larger than the sum of its proper divisors (1).

52617317 is an equidigital number, since it uses as much as digits as its factorization.

52617317 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8820, while the sum is 32.

The square root of 52617317 is about 7253.7794976136. The cubic root of 52617317 is about 374.7223236248.

The spelling of 52617317 in words is "fifty-two million, six hundred seventeen thousand, three hundred seventeen".