516263353 has 2 divisors, whose sum is σ = 516263354. Its totient is φ = 516263352.

The previous prime is 516263311. The next prime is 516263381. The reversal of 516263353 is 353362615.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 457403769 + 58859584 = 21387^2 + 7672^2 .

It is a cyclic number.

It is not a de Polignac number, because 516263353 - 2¹³ = 516255161 is a prime.

It is equal to p_27166174 and since 516263353 and 27166174 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (516263453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 258131676 + 258131677.

It is an arithmetic number, because the mean of its divisors is an integer number (258131677).

Almost surely, 2^516263353 is an apocalyptic number.

It is an amenable number.

516263353 is a deficient number, since it is larger than the sum of its proper divisors (1).

516263353 is an equidigital number, since it uses as much as digits as its factorization.

516263353 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48600, while the sum is 34.

The square root of 516263353 is about 22721.4293784524. The cubic root of 516263353 is about 802.2143614532.

The spelling of 516263353 in words is "five hundred sixteen million, two hundred sixty-three thousand, three hundred fifty-three".