520053097 has 2 divisors, whose sum is σ = 520053098. Its totient is φ = 520053096.

The previous prime is 520053089. The next prime is 520053109. The reversal of 520053097 is 790350025.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 499477801 + 20575296 = 22349^2 + 4536^2 .

It is a cyclic number.

It is not a de Polignac number, because 520053097 - 2³ = 520053089 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (520653097) 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, 260026548 + 260026549.

It is an arithmetic number, because the mean of its divisors is an integer number (260026549).

Almost surely, 2^520053097 is an apocalyptic number.

It is an amenable number.

520053097 is a deficient number, since it is larger than the sum of its proper divisors (1).

520053097 is an equidigital number, since it uses as much as digits as its factorization.

520053097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9450, while the sum is 31.

The square root of 520053097 is about 22804.6727010058. The cubic root of 520053097 is about 804.1725211037.

The spelling of 520053097 in words is "five hundred twenty million, fifty-three thousand, ninety-seven".