501445112317 has 2 divisors, whose sum is σ = 501445112318. Its totient is φ = 501445112316.

The previous prime is 501445112309. The next prime is 501445112351. The reversal of 501445112317 is 713211544105.

It is an a-pointer prime, because the next prime (501445112351) can be obtained adding 501445112317 to its sum of digits (34).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 347792088121 + 153653024196 = 589739^2 + 391986^2 .

It is a cyclic number.

It is not a de Polignac number, because 501445112317 - 2³ = 501445112309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (501445110317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250722556158 + 250722556159.

It is an arithmetic number, because the mean of its divisors is an integer number (250722556159).

Almost surely, 2^501445112317 is an apocalyptic number.

It is an amenable number.

501445112317 is a deficient number, since it is larger than the sum of its proper divisors (1).

501445112317 is an equidigital number, since it uses as much as digits as its factorization.

501445112317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16800, while the sum is 34.

The spelling of 501445112317 in words is "five hundred one billion, four hundred forty-five million, one hundred twelve thousand, three hundred seventeen".