516244133 has 2 divisors, whose sum is σ = 516244134. Its totient is φ = 516244132.

The previous prime is 516244097. The next prime is 516244153. The reversal of 516244133 is 331442615.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 503867809 + 12376324 = 22447^2 + 3518^2 .

It is a cyclic number.

It is not a de Polignac number, because 516244133 - 2¹⁸ = 515981989 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 516244096 and 516244105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (516244153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 258122066 + 258122067.

It is an arithmetic number, because the mean of its divisors is an integer number (258122067).

Almost surely, 2^516244133 is an apocalyptic number.

It is an amenable number.

516244133 is a deficient number, since it is larger than the sum of its proper divisors (1).

516244133 is an equidigital number, since it uses as much as digits as its factorization.

516244133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8640, while the sum is 29.

The square root of 516244133 is about 22721.0064257726. The cubic root of 516244133 is about 802.2044061005.

Adding to 516244133 its reverse (331442615), we get a palindrome (847686748).

The spelling of 516244133 in words is "five hundred sixteen million, two hundred forty-four thousand, one hundred thirty-three".