523053017 has 2 divisors, whose sum is σ = 523053018. Its totient is φ = 523053016.

The previous prime is 523053007. The next prime is 523053029. The reversal of 523053017 is 710350325.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 522762496 + 290521 = 22864^2 + 539^2 .

It is a cyclic number.

It is not a de Polignac number, because 523053017 - 2¹² = 523048921 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (523053007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261526508 + 261526509.

It is an arithmetic number, because the mean of its divisors is an integer number (261526509).

Almost surely, 2^523053017 is an apocalyptic number.

It is an amenable number.

523053017 is a deficient number, since it is larger than the sum of its proper divisors (1).

523053017 is an equidigital number, since it uses as much as digits as its factorization.

523053017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3150, while the sum is 26.

The square root of 523053017 is about 22870.3523584574. The cubic root of 523053017 is about 805.7158438378.

The spelling of 523053017 in words is "five hundred twenty-three million, fifty-three thousand, seventeen".