520112753 has 2 divisors, whose sum is σ = 520112754. Its totient is φ = 520112752.

The previous prime is 520112741. The next prime is 520112819. The reversal of 520112753 is 357211025.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 492529249 + 27583504 = 22193^2 + 5252^2 .

It is a cyclic number.

It is not a de Polignac number, because 520112753 - 2⁶ = 520112689 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (520112053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 260056376 + 260056377.

It is an arithmetic number, because the mean of its divisors is an integer number (260056377).

Almost surely, 2^520112753 is an apocalyptic number.

It is an amenable number.

520112753 is a deficient number, since it is larger than the sum of its proper divisors (1).

520112753 is an equidigital number, since it uses as much as digits as its factorization.

520112753 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2100, while the sum is 26.

The square root of 520112753 is about 22805.9806410512. The cubic root of 520112753 is about 804.2032691702.

Adding to 520112753 its reverse (357211025), we get a palindrome (877323778).

The spelling of 520112753 in words is "five hundred twenty million, one hundred twelve thousand, seven hundred fifty-three".