503252317 has 2 divisors, whose sum is σ = 503252318. Its totient is φ = 503252316.

The previous prime is 503252311. The next prime is 503252333. The reversal of 503252317 is 713252305.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 495107001 + 8145316 = 22251^2 + 2854^2 .

It is a cyclic number.

It is not a de Polignac number, because 503252317 - 2²³ = 494863709 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (503252311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251626158 + 251626159.

It is an arithmetic number, because the mean of its divisors is an integer number (251626159).

Almost surely, 2^503252317 is an apocalyptic number.

It is an amenable number.

503252317 is a deficient number, since it is larger than the sum of its proper divisors (1).

503252317 is an equidigital number, since it uses as much as digits as its factorization.

503252317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6300, while the sum is 28.

The square root of 503252317 is about 22433.2859162451. The cubic root of 503252317 is about 795.4177185878.

The spelling of 503252317 in words is "five hundred three million, two hundred fifty-two thousand, three hundred seventeen".